John Scott Clough

as Second Man

as Scientist Shane

as Martin Trainer

as Tim Keaton

as Garth

as Dr. Scott McBain (1 episode)

as Elvis (1 episode)

as Stan Brooks (1 episode)

as Frank

as Greg Somers

as Brad Armstrong

as Miles Reed

as Frank Begley (1 episode)

as Alex Kritz (1 episode)

as Jim (1 episode)

as Victor

as Jim

as Brad Bender (1 episode)

as Matt Sherman

as Nick Rush (1 episode)

as Tommy Connors (2 episodes), as Brad Tallman (1 episode)

as Kevin O'Casey (6 episodes)

as David (1 episode)