Celebrated as supersleuth, Mr. Moto comes out fighting when a brutal boxing match turns into cold-blooded murder! Assisted by detective-in-training Lee Chan, Moto sets out to track down the killer based on a single ominous clue: a poisoned boxing glove! But when Moto's hunch points to a corrupt gambling syndicate, he's forced to wager his very life to unmask the culprit—or go down for the count...permanently!
Peter Lorre
as Kentaro Moto
Keye Luke
as Lee Chan
Dick Baldwin
as Bill Steele
Lynn Bari
as Penny Kendall
Douglas Fowley
as Nick Crowder
Jayne Regan
as Linda Benton
Harold Huber
as Lieutenant Riggs
Maxie Rosenbloom
as Horace 'Knock-Out' Wellington
John Hamilton
as Philip Benton
George E. Stone
as Jerry Connors
Bernard Nedell
as Clipper McCoy
Charles Williams
as Gabby Marden
