Diễn viên
Frank Darien
Luther Adams
Olive Carey
Mabel Turner
Carla Balenda
Janet Keller
Raymond Burr
Steve Loomis
Lurene Tuttle
Molly Loomis
George Barrows
Federal Agent (uncredited)
Don Dillaway
FBI Agent McIntyre (uncredited)
Peter Brocco
Nate Garr
Lewis Martin
Peterson
G. Pat Collins
Nelson - Gate Guard (uncredited)
George Chandler
Jed (uncredited)
Douglas Evans
Carstairs (uncredited)
Gregory Gaye
Sweitart (uncredited)
Milton Kibbee
Produce Company Proprietor (uncredited)
Michael Steele
Chick
Frank Wilcox
Bradford (uncredited)
Elliott Reid
Matt Corbin
William Challee
Guard (uncredited)
Otto Waldis
Dr. Wilhelm Bucholtz
Mathew McCue
Medical Experiment Patient (uncredited)
Lee Miller
Federal Agent (uncredited)
Edgar Barrier
Dr. Edward Keller
Stanley Blystone
Guard on Pier (uncredited)
Eddie Borden
Medical Experiment Patient (uncredited)
Robert Foulk
Guard (uncredited)