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
Dialogue
Charles Kenyon
Screenplay
Houston Branch
Theatre Play
Emric Foeldes