Cast
William Powell
Philo Vance
James Hall
Jimmie Spottswoode
Charles Lane
Charles Spottswoode
Lawrence Grant
John Cleaver
Ned Sparks
Tony Skeel
Margaret Livingston
Body Double for Louise Brooks (uncredited)
Oscar Smith
Stuttering Hallboy (uncredited)
Louise Brooks
The Canary
Jean Arthur
Alice LaFosse
Gustav von Seyffertitz
Dr. Ambrose Lindquist
E.H. Calvert
District Attorney Markham (as Captain E. H. Calvert)
Eugene Pallette
Sergeant Heath
Louis John Bartels
Louis Mannix