Elenco - The Crime Doctor
Otto Kruger
Dan Gifford
Karen Morley
Andra
Nils Asther
Gary Patten
Judith Wood
Blanche Flynn
William Frawley
Fraser
Donald Crisp
Mr. Anthony, District Attorney
Frank Conroy
Martin Crowder
J. Farrell MacDonald
Kemp
Fred Kelsey
Bloodgood
G. Pat Collins
Walters
Samuel S. Hinds
Ballard
Wallis Clark
Judge Mallory (uncredited)
Willie Fung
Wah-Sing (uncredited)
Tom London
Detective at Airport Arrest (uncredited)
Pat O'Malley
Detective (uncredited)
Lee Phelps
Detective (uncredited)
Ethel Wales
Miss Farnum, Gifford's Secretary (uncredited)