Calificación
Reparto

Glenn Corbett
Neil Stryker

Cameron Mitchell
George Benedict

Sharon Acker
Dr. Bettina Cooke

Lew Ayres
Prof. Dylan MacAuley

George Coulouris
Max Greene

Dean Jagger
Carl Webster

Steve Franken
Henry Maitland

Tim O'Connor
Dr. Revere

Jerry Douglas
Steve Perry

Arch Whiting
Mike Frome

H.M. Wynant
Eric Stoner

William Bryant
Truck Driver

Virginia Gregg
Ward E Administrator

Steven Marlo
Guard

Ben Wright
Doctor

Buck Young
Tom Nelson