Philo Vance
Laurian March (as Terry Austin)
Ernie Clark
Mrs. Tina Cromwell
Oliver Tennant
Inspector Walsh
Lt. Burke
Geegee Desmond
Roberts the Butler
Dist. Atty. Ellis Mason
Charles O'Mara
Mr. Willetts
Guy Harkness
Norma Harkness
Jeffrey Connor
Pat Roberts
Alberto the Costume Designer (uncredited)