演职人员
导演
Ford Beebe
Dr. Alex Zorka
贝拉·卢戈西
Jean Drew
Dorothy Arnold
Capt. Bob West
Robert Kent
Dr. Fred Mallory
Edwin Stanley
Lt. Jim Daley
里吉斯·图米
Monk
Jack C. Smith
Jarvis
Edward Van Sloan
Ann Zorka
Dora Clement
Rankin
Anthony Averill
Perkins
Hugh Huntley
Jarvis Goon
Monte Vandergrift
West's Boss
Frank Mayo
Harbormaster
Jim Farley
Mac
Eddie Acuff
The Robot
Ed Wolff
Parker (uncredited)
Roy Barcroft
Road Crew Foreman (uncredited)
李·科布
Car-Crash Cop (uncredited)
Charles King