Cast
Nigel De Brulier
Dr. Hall
Philip Sleeman
Carl
Charles Butterworth
Felix
Sara Haden
Henrietta Hargraves
Gavin Muir
Dr. Barth
Paul Stanton
District Attorney
Don Rowan
Juror (uncredited)
Harry Strang
Court Attendant (uncredited)
Paul McVey
Coroner
John Carradine
Sanatorium Inmate (voice) (uncredited)
Hilda Vaughn
Bertha
Frances Dee
Allison Lang
Helen Westley
Mrs. Hargraves
Henry Stephenson
Professor Jerome Hargraves
Julius Tannen
City Editor
Brian Donlevy
Duffy Giles
Etienne Girardot
Dr. Cotton
Andrew Tombes
Jury Foreman (uncredited)