Producer

Producer

Delphin Delmas (7 episodes)

Self (1 episode)

Dr. Oliver Wolf (23 episodes)

Producer (13 episodes)

Self (1 episode)

Self - Guest (1 episode)

L.E.O.N.A.R.D. (voice)

Henry

Executive Producer

Lex Luthor (voice)

Jim Goodwin

Executive Producer

Gary

Self (1 episode)

Self (1 episode)

Chaperone

Executive Producer

Barry (voice) (3 episodes)

Dr. Skullfinger (voice) (1 episode)

Robot / Robot Life Pod (voice) (1 episode)

Robot (voice) (14 episodes)

Robot / Dinosaur #1 / Zombie #4 (voice) (1 episode)

Self - Contestant (1 episode)

Self (3 episodes)

Harold

Lex Luthor (voice)

Self (1 episode)

Teacher (1 episode)

Voice (1 episode)

Self (1 episode)

voice (5 episodes)

Presenter (1 episode)

Narrator (1 episode)

Charlie Manx (20 episodes)

Producer (10 episodes)

Aiden (voice) (7 episodes)

(1 episode)

David Starr

Eli Rubin (2 episodes)

Self (18 episodes)

Executive Producer (18 episodes)

Producer (1 episode)

Presenter (1 episode)

Crosby Franklin

Peter

Josh Norman

Producer

Executive Producer

Glenn Greenwald

Commander Spock

Self (1 episode)

Andreas

John Smith

Neal Frank (2 episodes)

Ace (2 episodes)

Harry (8 episodes)

Bennett

Self - Guest (2 episodes)

Jameson

Executive Producer

Self (10 episodes)

Executive Producer

Executive Producer

Self (2 episodes)

Self - Guest (5 episodes)

Commander Spock

Self (1 episode)

Executive Producer

Oliver

Executive Producer

Dr. Oliver Thredson (13 episodes)

Sam (10 episodes)

Chad Warwick (4 episodes)

Boyfriend Rick

Peter Sullivan

Producer

Nick

Self - Cameo (uncredited) (1 episode)

Self (1 episode)

Commander Spock

Self (1 episode)

Self (2 episodes)

Gabriel "Sylar" Gray (70 episodes)

Sasan (10 episodes)

Jason (1 episode)

Leo Fulton Jr (1 episode)

Scott Collins (1 episode)

Pretentious Filmmaker God (1 episode)

Loomis (1 episode)

Messenger (1 episode)

Adam Kaufman (23 episodes)

Warlock (1 episode)

Hip Student (1 episode)

Jay Lambert (1 episode)

Paul Kingsley (1 episode)

Director (1 episode)

Smudge (1 episode)

Mitchell Sullivan (1 episode)

Mike Dorin (1 episode)

Sleazy Guy (1 episode)