Boris Karloff
Baron Viktor von Frankenstein
Acting
Jana Lund
Carolyn Hayes
Acting
Don 'Red' Barry
Douglas Row
Acting
Charlotte Austin
Judy Stevens
Acting
Rudolph Anders
Wilhelm Gottfried
Acting
Tom Duggan
Mike Shaw
Acting
Irwin Berke
Inspector Raab
Acting
John Dennis
Morgan Haley
Acting
Norbert Schiller
Shuter
Acting
Mike Lane
Hans Himmler / The Monster
Acting
Franz Roehn
Cab Driver (uncredited)
Acting
Joe Ploski
Station Porter (uncredited)
Acting
Jack Kenney
Assistant Cameraman (uncredited)
Acting
Otto Reichow
Atomic Reactor Expert (uncredited)
Acting