- Lloyd Bridges
- Phil Corrigan - Secret Agent X-9
- Keye Luke
- Ah Fong
- Jan Wiley
- Lynn Moore
- Victoria Horne
- Nabura
- Samuel S. Hinds
- Solo
- Cy Kendall
- Lucky Kamber
- Jack Overman
- Marker
- George Lynn
- Bach
- Clarence Lung
- Takahari
- Benson Fong
- Dr. Hakahima
- Arno Frey
- Kapitan Grut
- Ferdinand Munier
- Papa Pierre Dupray
- Ann Codee
- 'Mama Pierre' Dupray
- Edward Howard
- Drag Dorgan
- Barry Bernard
- Australian Officer
- Ted Billings
- Barfly
- Phil Bloom
- Barfly
- Willie Bloom
- Barfly
- Budd Buster
- Tom Mace
- Luke Chan
- Japanese Radio Propagandist
- Jack Cheatham
- Constable
- George Chesebro
- Blindfolded Man
- Bob Chinn
- Japanese Sailor
- George Chung
- Sub Radio Operator
- Martin Cichy
- Barfly
- Jack Rube Clifford
- Pete
- Edmund Cobb
- Bartender
- Roger Cole
- Nazi Agent
- Tom Coleman
- Barfly
- Angelo Cruz
- Japanese Sailor with Sword
- Jack Curtis
- Barfly
- Sayre Dearing
- Floor-Drop Operator
- George Eldredge
- Bill Browder
- Heenan Elliott
- Nazi Radioman on the 'Swanson'
- Tony Ellis
- Australian Radio Operator
- Roque Espiritu
- Japanese Sailor
- Marcello Estorres
- Barfly
- Fred Farrell
- Barfly
- Lee Fong
- Japanese Sailor
- Paul Fung
- Kaneto
- Bobbie Hale
- Floor Manager
- Carey Harrison
- Constable
- Ted Hecht
- Dr. J. Harold
- Frank Hilliard
- Nazi
- Mauritz Hugo
- Prof. Albert Raymond / Frank Garr (uncredited)
- Lance Jantzen
- Nazi
- I. Stanford Jolley
- Trent
- Jack Kenny
- Barfly
- Joseph Kim
- Maj. Saki
- Perc Launders
- Hotel Watcher-Informant
- Albert Law
- Japanese Sailor
- George Leigh
- RAF Flight Lt. Harper
- James B. Leong
- Japanese Pilot
- Carey Loftin
- 'Swanson' Sailor / Charlie (uncredited)
- Leon Lontoc
- Kichi
- Edwin Luke
- Japanese Sailor
- Pat McKee
- Barroom Spectator
- John Merton
- Parker
- Charles Miller
- Blanchard
- Zon Murray
- Nazi Guard
- Eddie Parker
- Launch Thug
- Stanley Price
- Duke
- George Reynolds
- Agent Wiley
- Jack Rockwell
- Silent Thug with Mustache Rifling Room
- Gene Roth
- Yogl
- John Roy
- Lou
- Dick Scott
- John Miley
- Tom Steele
- Nazi Sailor on 'Lorelei'
- Robert R. Stephenson
- Nazi
- Dan Stowell
- Nazi Agent
- Robert Strong
- Nazi Agent
- Charles Sullivan
- Gangplank Guard
- Ken Terrell
- 'Lorelei' Sailor
- Dale Van Sickel
- Truck Driver
- Henry Wadsworth
- Jack Roberts
- Nick Warwick
- Agent Terry Haney
- Bud Wolfe
- Ah Fong's Henchman
- Beal Wong
- Sub Commander Korakagu
- Larry Wong
- Japanese Commander
