Discover
Evalyn Knapp
Pauline Hargrave
Craig Reynolds
Robert Ward (as Robert Allen)
James Durkin
Prof. Hargrave
John Davidson
Dr. Bashan
Sonny Ray
Willie Dodge
Frank Lackteen
Fang
Pat O'Malley
Tim Sullivan
William Desmond
Prof. Thompson
Josef Swickard
Haggins, Foreign Consul
William Worthington
American Consul
Adolph Milar
Capt. Drake
James Wang
Foo Chow, Bashan's Henchman
Don Brodie
Airline Official
Wong Chung
Chinese Man
George DeNormand
New York Henchman
Beulah Hutton
Woman Accomplice in Singapore
Al Kikume
Bashan's Attendant
Ethan Laidlaw
Fake Museum Watchman
Tom London
Soldier at American Consulate
Merrill McCormick
Guide-Henchman
Monte Montague
Police Guard
Jack Mower
Airport Inspector
Constantine Romanoff
Tyrone
Churchill Ross
American Tourist
Dick Rush
Cop at Fire Scene
Philip Sleeman
Henchman
Charles Stevens
Lee
Emma Tansey
American Tourist
Ruth Warren
Stewardess
Art
Thomas F. O'Neill
Art Direction
Camera
Richard Fryer
Director of Photography
Directing
Ray Taylor
Director
Editing
Saul A. Goodkind
Editor
Production
Henry MacRae
Associate Producer
Writing
George H. Plympton
Screenplay
Jack Foley
Screenplay
Basil Dickey
Screenplay
Ella O'Neill
Screenplay
Charles W. Goddard
Story
Art
Thomas F. O'Neill
Art Direction
Camera
Richard Fryer
Director of Photography
Directing
Ray Taylor
Director
Editing
Saul A. Goodkind
Editor
Production
Henry MacRae
Associate Producer
Writing
George H. Plympton
Screenplay
Jack Foley
Screenplay
Basil Dickey
Screenplay
Ella O'Neill
Screenplay
Charles W. Goddard
Story