Roteiro

• Charles Belden
• Jerome Cady

Produtores

• John Stone (I)

Elenco

• Dick Baldwin Bill Steele
• Douglas Fowley Nick Crowder
• Keye Luke Lee Chan
• Lynn Bari Penny Kendall
• Peter Lorre Mr. Moto
• Adrian Morris Policeman (uncredited)
• Al Bain Trainer (uncredited)
• Allen Fox Reporter (uncredited)
• Allen Mathews Handler (uncredited)
• Arthur Gardner Elevator Boy (uncredited)
• Bernard Nedell Clipper McCoy
• Bing Conley Second (uncredited)
• Bob Perry (I) Referee (uncredited)
• Bob Reeves (I) Detective (uncredited)
• Brandon Beach (I) Boxing Spectator (uncredited)
• Brick Sullivan Detective (uncredited)
• Carl M. Leviness Boxing Spectator (uncredited)
• Carol Adams Tourist (uncredited)
• Charles D. Brown Editor
• Charles Morton (I) Student (uncredited)
• Charles Sullivan (I) Handler (uncredited)
• Charles Williams (I) Gabby Marden
• Chester Clute Ticket Theft Victim (uncredited)
• Cliff Clark (I) McGuire
• Dan Tobey Fight Announcer (uncredited)
• David Newell (I) Detective (uncredited)
• Dick Dickinson (I) Knock-Out Timer (uncredited)
• Dick Elliott (I) Kansas City Gambler (uncredited)
• Dick French (I) Reporter (uncredited)
• Dick Rich Pickpocket Detail Cop (uncredited)
• Don Brodie Ticket Seller (uncredited)
• Eddie Hart Policeman (uncredited)
• Eddie Marr Sammy
• Edward Biby Boxing Spectator (uncredited)
• Edward Earle (I) Medical Examiner (uncredited)
• Edwin Stanley Doctor (uncredited)
• Emmett Vogan Fingerprint Man (uncredited)
• Frank Fanning Turnkey (uncredited)
• Franklin Parker (I) Reporter (uncredited)
• Frank McGlynn Jr. Detective (uncredited)
• Fred Kelsey Mahoney (uncredited)
• Gary Breckner Announcer (uncredited)
• George Chandler (I) Boxing Spectator (uncredited)
• George E. Stone (I) Connors
• George Ford (I) Boxing Spectator (uncredited)
• George Magrill Policeman (uncredited)
• Gladden James Cashier (uncredited)
• Gloria Roy Detroit Gambler's Moll (uncredited)
• Harold Huber Lieutenant Riggs
• Harrison Greene (I) Cleveland Gambler (uncredited)
• Harry Strang Policeman (uncredited)
• Irving Bacon (I) Sheriff Tuttle (uncredited)
• Jack Gargan Usher (uncredited)
• Jack Stoney Kid Grant (uncredited)
• James Blaine Policeman (uncredited)
• James Conaty Boxing Spectator (uncredited)
• Jayne Regan (I) Linda Benton
• Joe Gray Fighter (uncredited)
• John Hamilton (I) Philip Benton
• Landers Stevens Doctor (uncredited)
• Larry McGrath Referee (uncredited)
• Lee Shumway Policeman (uncredited)
• Leon Alton Boxing Spectator (uncredited)
• Lester Dorr Reporter (uncredited)
• Lon Chaney Jr. Joey
• Lucille Miller Boxing Spectator (uncredited)
• Matty Fain Detroit Gambler (uncredited)
• Matty Roubert Elevator Boy (uncredited)
• Maxie Rosenbloom Wellington
• Max Wagner (I) Thug (uncredited)
• Olin Howland Deputy Sheriff Burt (uncredited)
• Paul Fix Gangster (uncredited)
• Pete De Grasse Fighter (uncredited)
• Pierre Watkin District Attorney
• Ralph Dunn Detective (uncredited)
• Robert Ryan Policeman (uncredited)
• Russ Clark (I) Frankie Stanton
• Russell Custer Boxing Spectator (uncredited)
• Sherry Hall (I) Ticket-Taker (uncredited)
• Stanley Blystone Policeman (uncredited)
• Stanley Mack (I) Usher (uncredited)
• Syd Saylor Hotel Desk Clerk (uncredited)
• Tommy Herman Fighter (uncredited)
• Ward Bond Biff Moran
• Wilbur Mack St. Louis Gambler (uncredited)