- George Tutie
- Midael
- Brian Richeson
- Job / Abbadon
- Annie Kitral
- Dr. Gutierrez
- Kyle Znamenak
- Jonathan
- Chandler Chapman
- Captain Michael
- Mary Faktor
- Master Biso
- Donna Williams
- Chimaera: Lieutenant Mia Myros
- Ray Goodwin
- E
- Brandy Seymour
- Chimaera: Ydnarb
- Nicholas D'Amico
- Jack
- Tom Fulton
- Mr. Big
- Christopher Quinn
- Quinn - Chimera Speedster
- Brian Kompara
- Bion - DNA Cloner
- Jason Kompara
- Bion - DNA Cloner
- Micah Jenkins
- SWAT 1 - Leader
- Eric Ball
- SWAT 2 - Leader
- Christopher Molakakis
- SWAT 3 - Leader
- Tamas Menyhart
- SWAT 4 - Leader
- Dontrell Callahan
- SWAT 5
- Mark Colella
- SWAT 6
- Jacob Cook
- SWAT 7 - Santos
- Sarah Halasz
- SWAT 8 / Punk 5
- Patrick Antone
- SWAT 9
- Jason Hilton
- SWAT 10 / Thug 6
- Tony Brown
- SWAT 11
- Justin Pawlak
- SWAT 12 / Thug 4
- Michael Kadlec
- SWAT 13
- Frederick L. Ott III
- Thug - Hank
- Dave Durch
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- Wayne Orris
- Boat Captain
- James Orosz
- James
- Jonathan Orosz
- Jon / Jack's Laboratory Technician
- Michael LittleJohn
- Mike
- Joseph O'Brien
- Joe
- Shamus Dickinson
- Gatekeeper
- Sarah Sampson
- Chameleon
- Andrew Spence
- Thug 1
- Alden Orris
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- John Riddlebaugh
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- Patrick Fleming
- Thug 4 / Jack's Laboratory Technician
- Cathleen Schmidt
- Boat Girl 1
- Niki Spino
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- Cara Kashmer
- Boat Girl 3 / Courtroom Observer
- Aimee Lynn Powers
- Boat Girl 4
- Joseph Shaw
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- Nick Amoroso
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- Anthony Spadaccini
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- Rebecca Chapman
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- Jeff Yanik
- Man in Park
- David J. Levy
- Vince
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- Flashback Thug # 2
- Leslie Gorniak
- Courtroom Observer / Jack's Laboratory Technician
- Tom Luhtala
- Flashback Thug # 3
- Karen Joyce
- Gym Attendant
- Drew Kashmer
- Prison Guard
- Justice Waite
- Courtroom Observer
- Todd Metzendorf
- Courtroom Observer
- Sergio Mitchell
- Courtroom Observer / Jack's Laboratory Technician
- Peter Taylor
- Courtroom Observer
- Johnny K. Wu
- Courtroom Observer
- Russ Aikman
- Bailiff