Director/a
Wallace Fox
DIRECTOR/A
Reparto (por orden de créditos)
Bela Lugosi
Prof. 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
Pete Crawford
Lucille Vance
Mrs. Malvern
Lew Kelly
Doc Brooks
Wheeler Oakman
Stratton
Ray Miller
Big Man
Victor Adamson
Tramp (uncredited)
Willy Castello
Jeweler (uncredited)
Pat Costello
Tramp Questioned by Richard (uncredited)
George Eldredge
Det. Thompson (uncredited)
Bernard Gorcey
Shopkeeper (uncredited)
Eddie Hall
Tramp Playing Checkers at Friendly Mission (uncredited)
Eddie Kane
Police Detective Johnny Martin (uncredited)
Jack Kenney
Usher (uncredited)
Ralph Littlefield
Big Man's Friend (uncredited)
Theodore Lorch
Walter McGrail
Coroner (uncredited)
'Snub' Pollard
Motorist (uncredited)
Bob Reeves
Henchman (uncredited)
Bobby Stone
Newsboy (uncredited)