Cast
Byron Foulger
Amos
Jack Cheatham
Desk Sergeant (uncredited)
Jack Rice
Rogers' Assistant (uncredited)
Ralph Bellamy
Ellery Queen
Charley Grapewin
Insp. Queen
Morgan Wallace
Zachary
Fred Niblo
John Braun
Charles Lane
Dr. Prouty
Marion Martin
Cornelia
Katherine DeMille
Valerie Norris
Lee Phelps
Flynn (uncredited)
Alan Ladd
Elevator Passenger (uncredited) (unconfirmed)
Margaret Lindsay
Nikki Porter
Marsha Hunt
Barbara Braun
Ann Shoemaker
Lydia Braun
Frank O'Connor
Ambulance Driver (uncredited)
James Burke
Sgt. Velle
Michael Whalen
Dr. James Rogers
Douglas Fowley
Rocky Taylor