Director/a
Nick Grinde
DIRECTOR/A
Reparto (por orden de créditos)
Boris Karloff
Dr. John Garth
Evelyn Keyes
Martha Garth
Bruce Bennett
Dr. Paul Ames
Edward Van Sloan
Dr. Ralph Howard
Ben Taggart
Warden Thompson
Pedro de Cordoba
Victor Sondini
Wright Kramer
George Wharton
Bertram Marburgh
Stephen Barclay
Don Beddoe
Police Capt. McGraw
Robert Fiske
District Attorney
Kenneth MacDonald
Anson, Prison Guard
Frank Richards
Otto Kron
Ernie Adams
Sam - Hospital Prison Orderlyuncredited
Stanley Brown
Prison Gate Guarduncredited
Frederick Burton
Governor Prentissuncredited
Jack Cheatham
Patrolman Olsonuncredited
Edward Earle
Dr. Nicholsuncredited
Richard Fiske
Mandishuncredited
Sam Harris
Courtroom Spectatoruncredited
Eddie Laughton
Guarduncredited
James T. Mack
Butleruncredited
George McKay
Reardonuncredited
Bert Moorhouse
Counsel at Defense Tableuncredited
Edmund Mortimer
Charles Trowbridge
Judge Bradenuncredited
John Tyrrell
Sandersuncredited
Gohr Van Vleck
Police Dispatcheruncredited