Générique complet
M. Moto sur le ring
Peter Lorre
Kentaro Moto
Keye Luke
Lee Chan
Dick Baldwin
Bill Steele
Lynn Bari
Penny Kendall
Douglas Fowley
Nick Crowder
Jayne Regan
Linda Benton
Harold Huber
Lieutenant Riggs
Maxie Rosenbloom
Horace 'Knock-Out' Wellington
John Hamilton
Philip Benton
George E. Stone
Jerry Connors
Bernard Nedell
Clipper McCoy
Charles Williams
Gabby Marden
Ward Bond
Biff Moran
Cliff Clark
Tom McGuire
Eddie Marr
Sammy (as Edward Marr)
Lon Chaney Jr.
Joey
Irving Bacon
Sheriff Tuttle (Uncredited)
Stanley Blystone
Policeman
Don Brodie
Ticket Seller
Mike Mazurki
Bit Part (Uncredited)
Paul Fix
Gangster (Uncredited)
Olin Howland
Deputy Sheriff Burt (Uncredited)
Dick Elliott
Kansas City Gambler (Uncredited)
Pierre Watkin
District Attorney (as Pierre Watkins)
George Chandler
Boxing Spectator (Uncredited)
Charles D. Brown
Editor
