List of The Secret World of Alex Mack episodes

The Secret World of Alex Mack is an American television series that ran on Nickelodeon from October 8, 1994 to January 15, 1998, replacing Clarissa Explains It All on the SNICK line-up.[1][2] It also aired on YTV in Canada and NHK in Japan, and was a staple in the children's weekday line-up for much of the mid-to-late 1990s on the Australian Broadcasting Corporation. Repeats of the series aired in 2003 on The N, but it was soon replaced there. The series was produced by Thomas Lynch and John Lynch of Lynch Entertainment, produced by RHI Entertainment, Hallmark Entertainment, and Nickelodeon Productions and was co-created by Tom Lynch and Ken Lipman. During the course of the series, 78 episodes of The Secret World of Alex Mack aired over four seasons.

Series overview

SeasonEpisodesOriginally aired
First airedLast aired
113October 8, 1994 (1994-10-08)February 4, 1995 (1995-02-04)
220October 14, 1995 (1995-10-14)September 28, 1996 (1996-09-28)
325October 5, 1996 (1996-10-05)March 4, 1997 (1997-03-04)
420September 23, 1997 (1997-09-23)January 15, 1998 (1998-01-15)


Season 1 (1994–95)

in total
in season
Title Directed by Written by Original air date Production code
11"The Accident"Peter LauerKen Lipman & Thomas W. LynchOctober 8, 1994 (1994-10-08)101
After a miserable first day of middle school, Alex Mack winds up getting drenched with an experimental chemical, leaving her with unusual powers.
22"Hoop War"Christopher T. WelchThomas W. LynchOctober 15, 1994 (1994-10-15)102
Having been framed for a cafeteria food fight they didn't commit, Alex and Ray challenge the real culprits to a game of basketball to decide who cleans the mess up.
33"Shock Value"Peter LauerBrian Hargrove & Jack KennyOctober 22, 1994 (1994-10-22)103
Ever the procrastinator, Alex puts off her science project until the last moment. But when she presents her project with the help of her powers (and can't come up with a viable explanation as to its remarkable result), Alex gets accused of cheating.
44"The Videotape"Allison Liddi-BrownMagda LiolisNovember 5, 1994 (1994-11-05)106
During a class trip to Paradise Valley Chemical Plant, Alex unwittingly shows off her powers in front of a video camera. Now, she must sneak in and get the tape before Danielle Atron and her cronies, Vince Carter and Dave Watt, can get a chance to see it.
55"School Dance"Allison Liddi-BrownKen LipmanNovember 12, 1994 (1994-11-12)105
Alex is determined to go out to the school dance with Scott, but must compete with Jessica for his affection.
66"Science Fair"Sean McNamaraKen Lipman & Thomas W. LynchNovember 19, 1994 (1994-11-19)109
Annie Mack's science project has been chosen as an entrant for the Plant's annual Science Fair, and Alex is forced to come and cheer her on. However, Danielle Atron's scheming nephew Carlton intends to win, and he frames Alex for sabotaging Annie's project.
77"False Alarms"Sean McNamaraNeena BeberDecember 3, 1994 (1994-12-03)107
It's time for midterms at Atron Junior High, and Libby, the most popular kid at school, would rather skip than study. Looking to escape, Libby pulls the fire alarm and talks Alex into taking the blame.
88"The Feud"Christopher T. WelchKen Lipman & Sean McNamaraDecember 10, 1994 (1994-12-10)108
When Alex wins a pair of concert tickets on the radio, Ray is disappointed that his friend is taking Nicole to the concert instead of him. Desperate for a ticket of his own, when Ray finds a flyer from the plant offering a cash reward to whoever reveals the kid in the accident, he must make up a story convincing enough for him to get the reward money to buy his ticket from his classmate who over charges for tickets without revealing to the plant that the kid is Alex
99"Alex and Mom"Paul HoenChristine Ecklund & Keith HoffmanJanuary 7, 1995 (1995-01-07)110
Alex "disorganizes" her mom's files after a huge fight, causing Barbara to nearly lose her job at the plant. A remorseful Alex tries to make amends when Barbara's final chance at saving face seems doomed to disaster.
1010"Cold Day in Paradise Valley"Christopher T. WelchChristine Ecklund & Keith HoffmanJanuary 14, 1995 (1995-01-14)104
Alex has a cold, and her powers are going berserk as a result. With a reporter (and Plant spy) in the house trying to interview her for a newspaper article, Alex finds herself trapped.
1111"Annie Bails"Ron OliverChristine Ecklund & Keith HoffmanJanuary 21, 1995 (1995-01-21)111
Annie heads out to a college interview, while Alex must contend with uncontrollable morphing spasms without her help. Sherman Hemsley guest stars.
1212"The Solo"Leslie HillJennifer WhartonJanuary 28, 1995 (1995-01-28)112
Ray gets picked to perform at the school musical recital, but his stage fright acts up at the worst time. Can Alex save the show?
1313"Road Trip"Thomas W. LynchKen Lipman & Thomas W. LynchFebruary 4, 1995 (1995-02-04)113
Hoping to bond closer, Alex and her dad go on a road trip to the mountains.

Season 2 (1995–96)

in total
in season
Title Directed by Written by Original air date Production code
141"The Journal"Christopher T. WelchKen Lipman & Thomas W. LynchOctober 14, 1995 (1995-10-14)203
Ever since the accident, Alex has been keeping a journal of everything that's happened to her since. When she leaves it in a bag that Annie unknowingly brings to Alex at school, she finds herself in very hot water.
152"Double Bogey"Paul TassieMatt DearbornOctober 21, 1995 (1995-10-21)205
Alex and her dad enter the Plant's Father-Daughter Golf Tournament.
163"New Kid in Town"Allison Liddi-BrownAnna MacGregorOctober 21, 1995 (1995-10-21)202
Ray befriends the new kid, Louis Driscoll who moved from Cincinnati, and Alex quickly becomes annoyed and jealous over Ray spending more time with him.
174"The Secret"Paul TassieThomas W. LynchOctober 28, 1995 (1995-10-28)210
Having been talked into exploring a long-abandoned house on the night before Halloween, Alex finds herself face-to-face with a ghost.
185"Suspect"Allison Liddi-BrownBrian Hargrove & Jack KennyNovember 4, 1995 (1995-11-04)204
Alex, hoping to make a few quick bucks, agrees to baby-sit for the snobbish Kelly Phillips.
196"Pressure"Paul HoenKen LipmanNovember 11, 1995 (1995-11-11)212
Nicole is struggling to ace the upcoming exam, and Alex decides to help out by getting her a test copy. Meanwhile, her father has just begun to learn of GC-161's mutagenic properties.
207"The Secret World of Ray Alvarado"Christopher T. WelchKen LipmanNovember 18, 1995 (1995-11-18)207
After a freak accident between them, Alex's powers somehow get transferred into Ray. Unfortunately, Ray doesn't have the same level of self-control as Alex does.
218"Rat Trap"Linda ShayneCarolyn QuinnDecember 2, 1995 (1995-12-02)208
Alex has made it onto the school's track team. Now, everyone in Paradise Valley is looking towards Alex's unique performance... including the ever-suspicious Danielle Atron.
229"Busted"Christopher T. WelchBernie AnchetaDecember 9, 1995 (1995-12-09)201
Grounded for staying out too late, Alex sneaks out for a night on the town and gets herself into even more trouble. The plot of this episode is loosely based on the McGee and Me episode, "The Not-so Great Escape".
2310"The Gift"Paul TassieKen Lipman & Thomas W. LynchDecember 23, 1995 (1995-12-23)218
It's Christmas, and Alex and her dad are learning that all the glitz and glamour doesn't make the holiday. Meanwhile, Dave tries to give Vince a chimpanzee for a gift, but chaos ensues when the ape ingests a vial of GC-161.
2411"Trophy Case"Allison Liddi-BrownMatt DearbornJanuary 6, 1996 (1996-01-06)211
Jealous of Annie's achievements, Alex sets out to find her own brand of recognition.
2512"Ray Goes to Washington"Christopher T. WelchMatt DearbornJanuary 7, 1996 (1996-01-07)209
Ray announces his campaign for eighth-grade presidency, but quickly learns of the brutal world of politics.
2613"On the Rocks"Jeff BlythMindy SchneiderJanuary 13, 1996 (1996-01-13)217
Annie's attempt to impress her love interest, Bryce, while mountain climbing leaves her hanging... literally. Can Alex save her older sister's life when it's hanging by an actual rope?
2714"Saturn"Paul TassieMatt DearbornJuly 20, 1996 (1996-07-20)213
Alex's attempts to ask Scott to the dance is continuously ruined by her dad.
2815"Mack TV"Paul HoenDorie D'AmoreJuly 27, 1996 (1996-07-27)214
Ray's video tape of Alex's powers in action has been entered in the Atron Junior High Video Awards. The judges – Danielle and Vince!
2916"The Party"Jeff BlythDanielle GantnerAugust 3, 1996 (1996-08-03)220
With Alex's parents at a resort spa for the weekend, Kelly gets Alex's trust long enough to throw a party in her house and flee.
3017"Carnival"TBATBAAugust 10, 1996 (1996-08-10)216
Annie ditches taking Alex to the carnival in favor of Bryce, while Danielle puts up with a former employee-turned-government inspector who is actively trying to shut the plant down.
3118"Local Hero"Allison Liddi-BrownRick Gitelson & Joe PurdySeptember 14, 1996 (1996-09-14)215
Alex, Ray and Louis manage to save a young child from certain death, but it's Louis who gets all the credit. In response, the Plant has turned their suspicions towards him.
3219"World Without Alex"Paul TassiePeter EganSeptember 21, 1996 (1996-09-21)221
When poor Alex is convinced that the world would be better off without her, she suddenly finds herself seeing a world in which she never even existed.
3320"Nerve"Paul HoenPeter EganSeptember 28, 1996 (1996-09-28)206
Faced with Atron Junior High's dreaded "Rooney Runabout", Robyn is convinced that she'll never pass P.E. It's up to Alex to buoy her friend's hopes.

Season 3 (1996–97)

in total
in season
Title Directed by Written by Original air date Production code
341"The Other Side (Part 1)"Jeff BlythKen Lipman & Thomas W. LynchOctober 5, 1996 (1996-10-05)224
After getting drenched with the Plant's new "GC-Divide" compound, a second Alex forms from the original. This new Alex quickly proves to be a cruel and self-centered brat, leaving the good Alex trapped in a demolition site while she escapes. Despite the fact that this is a Season 3 episode, it was produced for Season 2.
352"The Other Side (Part 2)"Jeff BlythKen Lipman & Thomas W. LynchOctober 8, 1996 (1996-10-08)225
Alex finds herself in danger when her evil double starts spreading havoc over Paradise Valley. This is an episode that was produced for Season 2.
363"Working"Paul HoenMindy SchneiderOctober 10, 1996 (1996-10-10)219
Alex and Robyn get a new job at a local video store, but are unaware that Vince and Dave have rigged it with GC-161 sensors. This episode was originally produced for Season 2.
374"Operation: Breakout"Paul HoenBurk SaulsOctober 15, 1996 (1996-10-15)222
Danielle Atron's newest scheme to lure the accident victim out of hiding is to claim that they already have him. Unable to turn her back on the rumor, Alex sneaks into the Plant alone. This episode was produced for Season 2.
385"The Neighbor"TBATBAOctober 17, 1996 (1996-10-17)223
As Paradise Valley lodges complaints about the Plant's reckless pollution, Alex is convinced that her new neighbor is a Plant spy. This episode was originally produced for Season 2.
396"Images"Sean McNamaraKen Lipman & Thomas W. LynchOctober 22, 1996 (1996-10-22)226
Alex signs up for the school's yearbook staff as a photographer to get extra credit for English class, and discovers that her crush Scott also works on yearbook. This episode was the last episode produced for Season 2.
407"Big Ray"TBATBAOctober 24, 1996 (1996-10-24)303
Ray has found a new group of friends in a local group of basketballers, and is starting to ignore Alex as a result. Meanwhile, Alex's dad must deal with the Plant's newest researcher, Lars Fredrickson.
418"New World Order"Jeff BlythMatt DearbornOctober 29, 1996 (1996-10-29)302
Alex discovers an unusual reaction between her mother's curry recipe and her chemically-altered body: temporary bouts of super-strength. She now needs to get her strength in control before Kelly can catch her on film.
429"Bubbling Over"Paul HoenKen LipmanNovember 5, 1996 (1996-11-05)301
Just why is Alex coughing up bubbles for no apparent reason? Unfortunately, it doesn't look like Annie is going to find the answer, as she's too upset over her break up with Bryce.
4310"Muckraker"TBATBANovember 7, 1996 (1996-11-07)304
Alex wants to spice up the school paper, but Louis takes his reporter duties too far. Alex's mom, in the meantime, has re-enrolled in college, and has some conflicts with her professor.
4411"Bad Girl"TBAKen LipmanNovember 12, 1996 (1996-11-12)305
Alex befriends the new girl in school, who has her own "unique" style, and one that Alex tries to emulate. Meanwhile, Vince gets fired from the Plant for his consistent screw-ups, and now he's more determined than ever to identify Alex.
4512"The Understudy"Allison Liddi-BrownNeil LandauNovember 14, 1996 (1996-11-14)306
Ray, with a little help from Louis, manages to impress a new girl, but his superficial charm can't last forever. Annie starts her internship at the Plant.
4613"Mystery Man"TBATBANovember 19, 1996 (1996-11-19)309
Just who exactly is Paradise Valley's most popular radio DJ? Alex and Ray decide to find out.
4714"Chemistry"Diane WynterJulia PollNovember 21, 1996 (1996-11-21)308
Alex's habit of literally glowing when under emotional stress is putting her chances with a good-looking boy at school at risk.
4815"A Room of Her Own"Paul HoenKati RockyNovember 26, 1996 (1996-11-26)307
Annie takes over her and Alex's shared room to accommodate a lab partner. Seeking her privacy, Alex retaliates by moving to the backyard shed.
4916"Spivey"David StraitonMatt DearbornDecember 3, 1996 (1996-12-03)310
Louis is determined to make his first impression with his old friend Spivey count. This impression, though, is putting Alex's donut shop job at risk.
5017"Woman of the Year"TBATBADecember 5, 1996 (1996-12-05)311
Paradise Valley's "Woman of the Year" contest is nothing but a nest of corruption, and Alex wants to find out exactly what's going on. However, her attitude takes a sudden turn for the intolerable when she drinks a beverage that Vince had made with a GC-161-reactant chemical.
5118"Twelve and a Half"TBATBADecember 10, 1996 (1996-12-10)312
Alex puts up with an admirer from the seventh grade, while Vince's attempt to spy on the Macks backfires when he gets stuck in the air vent.
5219"The Test"Allison Liddi-BrownMindy SchneiderDecember 26, 1996 (1996-12-26)313
Alex has finally reached High School, but the placement tests prove to be too much for her to handle. Determined to pass at any cost, Alex resorts to cheating. Dave, meanwhile, has taken up spy lessons in hopes of finding the accident victim. When he does find her, however, Dave finds himself faced with a crucial moral dilemma.
5320"The Creeper"Matt DearbornMatt DearbornJanuary 2, 1997 (1997-01-02)314
Poor Alex is torn between her old friends and a new friend that's generally unpopular to everyone else.
5421"Triangle"TBAJennifer WhartonFebruary 18, 1997 (1997-02-18)315
Both Alex and Annie have found a new boyfriend. There's just one problem... they're both the same guy!
5522"Friends Like That"TBATBAFebruary 20, 1997 (1997-02-20)316
Alex has made a new friend named Grace, but she doesn't realize that the "student" is actually another one of the Plant's spies.
5623"BMX"Patrick WilliamsMatt DearbornFebruary 25, 1997 (1997-02-25)317
While out biking, Alex and Ray run into an old hermit in the woods who admits to being the original creator of GC-161. When Lars learns of him, he hires Vince to silence the hermit so as to protect Danielle Atron's interests.
5724"Nightmare in Paradise"Allison LiddiMagda LiolisFebruary 27, 1997 (1997-02-27)318
Alex's powers and wits are put to the test when a local school bully begins to pick on her. Meanwhile, Annie's attempt to pass off GC-161-related material to her dad puts George under Plant suspicion.
5825"Cheers"TBATBAMarch 4, 1997 (1997-03-04)319
Alex has made it onto the cheerleading team, but she'd rather have her carefree life over the perks of glory. At the Plant, Louis gives Annie a diskette for a new computer game he's created, which she unwittingly mistakes for a diskette on her GC-161 research.

Season 4 (1997–98)

in total
in season
Title Directed by Written by Original air date Production code
591"Driving"Patrick WilliamsDanielle GantnerSeptember 23, 1997 (1997-09-23)401

Alex wants to buy her own car, so she takes a job at a distribution company run by Louis' dad.

Note: First of two episodes aired in Chroma-Depth 3D.
602"Green Day"TBATBASeptember 25, 1997 (1997-09-25)402

Alex and Robyn are friends, but Robyn's environmentalist group is putting her doughnut shop job under fire.

Note: Second of two episodes aired in Chroma-Depth 3D.
613"Camping"TBATBASeptember 30, 1997 (1997-09-30)320
Alex and her old rival Kelly are stuck as summer camp counselors. When the two girls get in danger, however, they learn that friendship may not be so bad between the two of them. This episode was originally produced for Season 3.
624"Ashley"TBATBAOctober 2, 1997 (1997-10-02)321
When her Aunt Ashley comes to visit, Alex is instantly taken in by her optimistic and fun-loving attitude towards life. This episode was produced for Season 3.
635"Oscar"TBATBAOctober 7, 1997 (1997-10-07)322
Oscar, the GC-161-enhanced chimpanzee, is back, and Alex is struggling to hide him from both Vince and her parents. This episode was produced for Season 3.
646"Foot Fault"TBATBAOctober 9, 1997 (1997-10-09)324
While searching for UFO's, Louis catches Alex's powers on film (though he doesn't know it). Alex, meanwhile, is trying to get her father to overcome his fear of bowling. This episode was produced for Season 3.
657"The Switch"Allison Liddi-BrownNeil LandauOctober 14, 1997 (1997-10-14)326
In a freaky accident, Alex and her mother switch bodies, leaving them both in shock and confusion. This episode was produced for Season 3.
668"The Storm"Jeff BlythKen LipmanOctober 16, 1997 (1997-10-16)323
While a storm blows outside, Alex and Annie reminisce on all that has happened since Alex got her powers. This episode was produced for Season 3.
679"Leaving"Bill ScarletKen LipmanOctober 21, 1997 (1997-10-21)325
As Annie prepares to leave for college, Alex's recent exploits to get an ailing woman to the hospital raises Danielle's suspicions. This episode was produced for Season 3.
6810"Senora Garcia"Paul HoenDanielle GantnerOctober 23, 1997 (1997-10-23)327
Alex can't help but feel responsible that her tough-as-nails Spanish teacher got fired, but is she really to blame? This episode was produced for Season 3.
6911"The Doctor"Allison Liddi-BrownMatt DearbornOctober 28, 1997 (1997-10-28)328
Alex's doctor check-up is coming, and she's desperate to escape. After all, her altered DNA would be a dead giveaway to the doctor that Alex is not quite average. This episode was produced for Season 3.
7012"The Band"Jeff BlythKati RockyNovember 4, 1997 (1997-11-04)329
Alex, Ray, and Louis decide to form a band, but realize that the life of a rocker isn't as easy as one would think. This episode was produced for Season 3.
7113"Things Change"Shawn LevyKen LipmanNovember 6, 1997 (1997-11-06)330
Ray's got a new girlfriend, but he hasn't told Alex about it. When Alex does find out, however, her jealousy over her best friend reveals itself. This episode was produced for Season 3.
7214"The Return"TBATBANovember 18, 1997 (1997-11-18)403
A new kid named Hunter has come to town, and Alex manages to befriend him. However, he seems to be curious about the connection between Danielle Atron and GC-161.
7315"Friendly Fire"TBATBANovember 20, 1997 (1997-11-20)404
While her parents are away, Robyn moves in with Alex, but it doesn't exactly turn out like she thought it would. Meanwhile, George's tries to find out why Dave is leaving him envelopes filled with classified information on GC-161 that he's not suppose to know about.
7416"Lies and Secrets"Shawn LevyDanielle Gantner & Ken LipmanNovember 25, 1997 (1997-11-25)405
Having heard of the accident, Hunter has now focused on finding the accident victim, in hopes that he can get one step closer to his agenda. What can Alex do?
7517"Without Feathers"Matt DearbornMatt DearbornDecember 2, 1997 (1997-12-02)406
Alex plays matchmaker for Louis and sets up a date between him and Hannah Mercury, with Alex and Hunter tagging along. Ray, on the other hand, is occupied with his new job at a fancy restaurant.
7618"24 Hours"Allison LiddiMatt DearbornDecember 4, 1997 (1997-12-04)409
Just exactly why is all of Paradise Valley acting strangely around Alex? Did someone rat her out to the Plant, or is there something else involved? This happens to be that the town people are playing a prank on Alex, but she thinks that everything in the prank is real.
7719Paradise LostPaul HoenTBAJanuary 15, 1998 (1998-01-15)407
Danielle Atron is just moments away from releasing her GC-161-enhanced weight-loss drinks to the public. Louis finds out about Alex and, while he pledges to keep the secret, he isn't as careful as the others and the plant soon finds out Alex was the accident victim, leading her to be kidnapped by the Plant.
7820Paradise RegainedPaul HoenTBAJanuary 15, 1998 (1998-01-15)408
Trapped by Danielle and with her parents captured as well, Alex seems doomed as the evil CEO prepares to erase all evidence of her crimes by blowing up the Plant. Alex must now put her powers and her faith in her friends to the ultimate test. It works, and Alex, her family, and friends escape, while Danielle and her henchmen are arrested. In the end, George gives Alex a cure for her condition. However, it is unknown if she takes it or chooses to keep her powers...


  1. "SHOWS FOR YOUNGSTERS AND THEIR PARENTS TOO: Larisa Oleynik finds the secret is to have fun as 'Alex Mack'". The Los Angeles Times. 1994-10-02. Retrieved 2010-08-24.
  2. Mangan, Jennifer (1994-10-05). "Magic `Mack'". Chicago Tribune. Retrieved 2010-08-30.
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