Edwin L. Marin
Director
Dimitri Tiomkin
Original Music Composer
Edgar Allan Woolf
Screenplay
S.S. Van Dine
Novel
Florence Ryerson
Screenplay
Conrad A. Nervig
Editor
Joseph C. Wright
Assistant Art Director
Dimitri Tiomkin
Music
Edwin B. Willis
Assistant Art Director
Lucien Hubbard
Producer
Cedric Gibbons
Art Direction
Charles G. Clarke
Director of Photography
Douglas Shearer
Recording Supervision
Dolly Tree
Wardrobe Designer
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)
