Along with his wife, actress Jacque Drew, Szusterman runs a theatre company called "Still Water Rising". Among the plays he's directed are My First Time at the Fortune Theatre in Dunedin, Mojo, and A History of the American Film. At the 25th annual Drammy Awards in 2001, Szusterman won 'Best Actor in a Lead Role' for his work in Not About Heroes?.
- Return to Treasure Island (1996) as Jacob
- The Shirt (2000) as Nick
- Hercules (2005) as Silenus
- Doves of War (1 episode, 2006) as Michael Kadir
- Paradise at the End of the World (2009) as Jeffrey Trench
- The Cult (1 episode, 2009) as Doctor
- The Jaquie Brown Diaries (5 episodes, 2009) as Randall
- Legend of the Seeker (2 episodes, 2009-2010) as Captain Frannick
- Power Rangers Samurai (19 episodes 2011) as Master Xandred (voice) and Octoroo (voice)
- Power Rangers Super Samurai (22 episodes 2012) as Master Xandred (voice) and Octoroo (voice)
- Power Rangers Dino Charge (1 episode 2015) as Scrapper (voice)
- Power Rangers Dino Super Charge (2 episodes 2016) as City Worker
- Tracey Barnett (v 29, 2005 Share Email). "A safe place for youthful expression". New Zealand Herald. Retrieved September 14, 2011. Check date values in:
- "stage review: My First Time". Stuff. Retrieved September 14, 2011.
- Terry MacTavish (August 22, 2009). "ADDICTIVE TIME-FILLER". theatreview.org.nz. Retrieved September 14, 2011.
- Adey Ramsel (October 29, 2010). "A THEATRICAL TREAT AND NOT A WEAK LINK". theatreview.org.nz. Retrieved September 14, 2011.
- "A monochrome and technicolor history". toiwhakaari.ac.nz. Retrieved September 14, 2011.
- "25th Annual Drammy Awards" (PDF). Drammy Awards. p. 18. Retrieved September 14, 2011.