Reparto (17)
Glenn CorbettNeil Stryker
Cameron MitchellGeorge Benedict
Sharon AckerDr. Bettina Cooke
Lew AyresProf. Dylan MacAuley
George CoulourisMax Greene
Dean JaggerCarl Webster
Steve FrankenHenry Maitland
Tim O'ConnorDr. Revere
Jerry DouglasSteve PerryArch WhitingMike Frome
H.M. WynantEric Stoner
William BryantTruck Driver
Virginia GreggWard E Administrator
Steven MarloGuardBen WrightDoctor
Buck YoungTom NelsonWilliam Harlow(uncredited)