Reparto (15)
Boris KarloffProf. Nathaniel Billings
Peter LorreDr. Arthur Lorentz
Maxie RosenbloomMaxie
Jeff DonnellWinnie Slade
Larry ParksBill Layden
Maude EburneAmelia Jones
Don BeddoeJ. Gilbert Brampton
George McKayEbenezerEddie LaughtonMr. Johnson
Frank PugliaSilvio Baciagalupi
Frank MitchellOfficer Fred
James C. MortonTrooper Quincy
Frank SullyOfficer Joe Starrett
Patrick McVeyMunitions Plant Road Guard
Robert Emmett KeaneAlarm Clock Salesman