
Someone has absconded with $4,000,000 worth of diamonds, and that someone may very well be a passenger on the Bombay Clipper.

as James Montgomery 'Jim' Wilson

as Frankie Gilroy Wilson

as Tex Harper

as Sonya Dietrich Landers

as George Lewis

as Abigail 'Mag' MacPherson

as Dr. Gregory Landers

as Tom Hare

as Captain Chundra

as Paul, the Purser

as Bland (as Peter Lynn)

as Lamb

as Christopher Ruggles

as R. C. Bradford

as Chief inspector

as Captain Caldwell

as Submarine Gun Crewman (uncredited)

as Man on Intercom (voice) (uncredited)

as Sam

as News photographer

as Bellhop (uncredited)

as Submarine Crewman firing on the Bombay Clipper (uncredited)

as Steward (uncredited)

as Hotel clerk

as News photographer

as Chambermaid

as Guard (uncredited)

as Waiter

as Miss Kane - Secretary (uncredited)

as Submarine commander

as Submarine Gun Crewman (uncredited)

as Singapore Policeman (uncredited)

as Submarine officer