Chester Morris Boston Blackie

Adele Mara Eve Sanders

Richard Lane Inspector Farraday

George E. Stone The Runt

Lloyd Corrigan Arthur Manleder

Walter Sande Detective Mathews

Larry Parks Joe Trilby

George McKay Roggi McKay

Cy Kendall Jumbo Madigan

Paul Fix Steve Caveroni

Ben Taggart Warden

Ernie Adams Pop - Stage Doorman (uncredited)

Lloyd Bridges Bus Driver (uncredited)

Edmund Cobb Police Dispatcher Sergeant (uncredited)

Harry Depp Mr. Jones - Hotel Desk Clerk (uncredited)

Mike Donovan Policeman (uncredited)

Lester Dorr Henry - Desk Clerk (uncredited)

Bud Geary Policeman (uncredited)

Kit Guard Taxi Driver (uncredited)

Dave Harper Policeman (uncredited)

Al Herman Guard (uncredited)

George Hickman Elevator Boy (uncredited)

Dick Jensen Martin - Driver of Squad Car 29 (uncredited)

William Lally Policeman (uncredited)

Eddie Laughton Ambulance Driver (uncredited)

James T. Mack Bill - Manleder's Valet (uncredited)

Teddy Mangean Singing Telegram Boy #1 (uncredited)

Sidney Miller Herman - Bellhop (uncredited)

Eileen O'Hearn Hotel Maid (uncredited)

Lee Prather Guard Counting Guests (uncredited)

Frank Richards Mack - Prisoner Next to Joe (uncredited)

Francis Sayles Laundry Proprietor (uncredited)

Walter Soderling Dr. Crane (uncredited)

Cyril Thornton Meggs - Manleder's Chauffeur (uncredited)

Duke York Johnson - Policeman in Squad Car 29 (uncredited)

Suzanne Ridgway Chorus Girl (uncredited)