David Bradley as Nick Adams

Charles Napier as Warden Pike

Yuji Okumoto as Jimmy Wong

Clabe Hartley as Larry Dickerson

Benita Andre as Hannah

Jim Maniaci as Mr. Clean

Adam Clark as Squid

Alon Stivi as Riggs

Billy Wong as Lee

William S. Wong as Lee

John Koyama as Chow

Vernon Wells as Galaxy 500

Patrick Francis Bishop as Webster

Mali Hofesh as Girl

Doug Kruse as Mani

Arthur Roberts as Dr. Ellis

Harold Cannon as Bruno

Professor Toru Tanaka as Cookie (uncredited)

J.P. Romano as Man in Cell