Paul Lukas
Philo Vance
Alison Skipworth
Priscilla Kinkaid Llewellyn
Donald Cook
Lynn Llewellyn
Rosalind Russell
Doris Reed
Arthur Byron
Richard Kinkaid
Ted Healy
Police Sergeant Ernest Heath
Eric Blore
Currie
Isabel Jewell
Amelia Llewellyn
Louise Fazenda
Becky
Purnell Pratt
District Attorney John Markham (as Purnell B. Pratt)
Leslie Fenton
Dr. Kane
Louise Henry
Virginia Llewellyn
Leo G. Carroll
Smith (as Leo Carroll)
Charles Sellon
Dr. Doremus
