Lugosi Béla
Prof. Frederick Brenner aka Karl Wagner
John Archer
Richard Dennison
Wanda McKay
Judy Malvern
Tom Neal
Frankie Mills
Vince Barnett
Charley
Anna Hope
Mrs. Brenner
John Berkes
Fingers Dolan
J. Farrell MacDonald
Capt. Mitchell
Dave O'Brien
Det. Pete Crawford
Lucille Vance
Mrs. Malvern
Lew Kelly
Doc Brooks
Wheeler Oakman
"Trigger" Stratton
Ray Miller
The Big Tramp
George Eldredge
Det. Thompson (uncredited)
