Dr. Renault's Secret

J. Carrol Naish

Noel

Shepperd Strudwick

Dr. Larry Forbes

Lynne Roberts

Madelon Renault

George Zucco

Dr. Robert Renault

Bert Roach

Inn Proprietor

Eugene Borden

Coroner

Jack Norton

Mr. Austin

Arthur Shields

Inspector Duval (uncredited)

Mike Mazurki

Rogell (uncredited)

Charles La Torre

Marcel Perron (uncredited)