Hotel
Peter McDermott
Jeanne Rochefort
Keycase Milne
Warren Trent
The Duchess Caroline
Detective Dupere
Geoffrey - Duke of Lanbourne
Curtis O'Keefe
Christine
Capt. Yolles
Bailey
Herbie Chandler
Mrs. Grandin
Sam
Mason
Joe Laswell
Lawrence Morgan
Kilbrick
Dr. Elmo Adams
Bellhop
Vickery
Henry
Elliott (uncredited)
Cy - Elevator Operator (uncredited)
Tousaint (uncredited)
Housekeeper (uncredited)
Daughter (uncredited)
Giotti (uncredited)
Young Desk Clerk (uncredited)
Hotel Patron (uncredited)
Silverstein (uncredited)