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)

John S. Robertson

Réalisation

Jane Murfin

Scénario

Israel Zangwill

Histoire

Fred Schuessler

Casting

Kennie Weaver

Casting Associate

Robert Palmer

Casting Assistant

Dick Stockton

Casting Assistant

Lucien N. Andriot

Photographie

William Hamilton

Montage

Denzil A. Cutler

Sound

Max Steiner

Musique

Walter Plunkett

Costume Designer

Harry Redmond Sr.

Special Effects Supervisor

Don Wilkie

Technical Supervisor