Bela Lugosi
Dr. Alex Zorka
Acting
Dorothy Arnold
Jean Drew
Acting
Robert Kent
Capt. Bob West
Acting
Edwin Stanley
Dr. Fred Mallory
Acting
Regis Toomey
Lt. Jim Daley
Acting
Jack C. Smith
Monk
Acting
Edward Van Sloan
Jarvis
Acting
Dora Clement
Ann Zorka
Acting
Anthony Averill
Rankin
Acting
Hugh Huntley
Perkins
Acting
Monte Vandergrift
Jarvis Goon
Acting
Frank Mayo
West's Boss
Acting
Jim Farley
Harbormaster
Acting
Eddie Acuff
Mac
Acting
Ed Wolff
The Robot
Acting
Roy Barcroft
Parker (uncredited)
Acting
Lee J. Cobb
Road Crew Foreman (uncredited)
Acting
Charles King
Car-Crash Cop (uncredited)
Acting