Calificación
Reparto

Paul Lukas
Philo Vance

Alison Skipworth
Mrs. Llewellyn

Donald Cook
Lynn

Rosalind Russell
Doris

Arthur Byron
Kinkaid

Ted Healy
Sergeant Heath

Eric Blore
Currie

Isabel Jewell
Amelia

Louise Fazenda
Becky

Purnell Pratt
Markham

Leslie Fenton
Dr. Kane

Louise Henry
Virginia

Leo G. Carroll
Smith

Charles Sellon
Dr. Doremus

William Demarest
Auctioneer (uncredited)