A carnival showman tries to keep Japanese spies from sabotaging the Panama Canal.
Lee Tracy
as Eddie Carter
Nancy Kelly
as Peggy Harrison
Richard Loo
as Lt. Cmdr. Miyazaki, alias Tani
Regis Toomey
as Agent Posing as 'Sgt. Jimmy Scott'
Abner Biberman
as Yamato
Philip Ahn
as Kato
Addison Richards
as Captain Bates, G-2
Bruce Edwards
as Purdy, G-2 Agent
Hugh Ho Chang
as Mr. Araki
Victor Sen Yung
as Omaya
Roland Varno
as Kurt Guenther
Louis Jean Heydt
as Jack Marsden
