Karl Brenner

Richard Barthelmess

Lotti Brenner

Marian Marsh

Stephan Brenner

Norman Foster

Anna

Adrienne Dore

Martha Brenner, Karl's foster mother (as Lucille LaVerne)

Lucille La Verne

Dr. Niergardt

John St. Polis

Dr. Von Bergman

George Rosener

Autopsy Surgeon (uncredited)

Nigel De Brulier

Director

Michael Curtiz

Theatre Play

Emric Foeldes

Screenplay

Houston Branch

Dialogue

Charles Kenyon