นักแสดง
Byron Foulger
Hospital Orderly (uncredited)
Margaret Lindsay
Nikki Porter
Charley Grapewin
Insp. Queen
Leon Ames
John Stack
Ralph Bellamy
Ellery Queen
James Burke
Sgt. Velie
George Zucco
Dr. Edwin L. Jannery
Blanche Yurka
Mrs. Augusta Stack
Charlotte Wynters
Miss Fox
Olin Howland
Dr. Williams
Dennis Moore
Dr. Dunn
Jean Fenwick
Alice Stack
Pierre Watkin
Crothers
Mona Barrie
Nurse Marian Tracy
Tom Dugan
Lou Thomas