Diretor/a
Lewis D. Collins
DIRETOR/A
Ray Taylor
Elenco (na ordem dos créditos)
Edward Norris
Bob Elliot
Eddie Quillan
Chuck Kelly
Douglass Dumbrille
Lang
Lois Collier
Pamela Courtney
Ruth Roman
Lothel
Tala Birell
Dr. Elise Bork
Clarence Muse
Kyba
Cy Kendall
Tambosa Tim
Clinton Rosemond
Godac
Lumsden Hare
Mr. 'X'
Lester Matthews
Commissioner Braham Chatterton
Napoleon Simpson
Maati
Budd Buster
Jungle Jack
Emmett Smith
Noma
Jim Basquette
Orbon
James Adamson
Messenger (uncredited)
Louis Adlon
Weber (uncredited)
Ted Billings
Barfly (uncredited)
Oliver Blake
Capt. Drake (uncredited)
Walter Bonn
Denker (uncredited)
George Chester
Native (uncredited)
Herbert Clifton
1st London Detective (uncredited)
Edmund Cobb
Johann - alias Jack (uncredited)
Leslie V. Conant
Pilot (uncredited)
Harry Cording
Husky Deck Sailor (uncredited)
Jack Curtis
Bartender (uncredited)
Cyril Delevanti
Rogers (uncredited)
George Eldredge
Muller (uncredited)
Tony Ellis
Co-Pilot (uncredited)
Joel Fluellen
Art Foster
Constable (uncredited)
Arno Frey
German Officer (uncredited)
Wesley Gale
Gene Garrick
Spy (uncredited)
John George
Wilton Graff
Courier (uncredited)
Bobbie Hale
Sherry Hall
Henchman in Alley (uncredited)
Peter Helmers
Heinkel (uncredited)
Ivo Henderson
Boyd Irwin
Alan Courtney (uncredited)
Colin Kenny
Charles Knight
Perc Launders
Silver Star Crewman (uncredited)
George Leigh
Undersecretary (uncredited)
Robert Lewis
John Meredith
Courier from London (uncredited)
John Merton
Mine Henchman-Guard (uncredited)
Lee Phelps
Tom Pilkington
George Reed
Tonga (uncredited)
Eric Snowden
2nd London Detective (uncredited)
Robert R. Stephenson
Krantz (uncredited)
Fred 'Snowflake' Toones
Sid Troy
Crewman (uncredited)
Ray Turner
Bondo Prisoner (uncredited)
Leon Warwick
Guard (uncredited)
Leigh Whipper
Crane Whitley
Al Woods
Bilge (uncredited)
William Yetter Sr.