Peter Lorre

Mr. Moto

Joseph Schildkraut

Hendrik Manderson

Lionel Atwill

Prof. Roger Chauncey Hildebrand

Virginia Field

Eleanor Kirke

John 'Dusty' King

Howard Stevens

Iva Stewart

Susan French

G.P. Huntley

Archie Featherstone

Victor Varconi

Paul Borodoff

John Bleifer

Wendling

Honorable Wu

Wong

Morgan Wallace

David Perez

Anthony Warde

Joe Rubla

Harry Strang

Museum Guard O'Hara

John Davidson

Prince Suleid

Eddie Abdo

Arabian Officer (uncredited)

Carol Adams

Minor Role (uncredited)

Jimmy Aubrey

Bum (uncredited)

Brooks Benedict

Gangster (uncredited)

Willie Best

Driver (uncredited)

Stanley Blystone

Ship's Captain (uncredited)

George Chandler

Cameraman (uncredited)

Jack Rube Clifford

Sergeant on Motorcycle (uncredited)

Chick Collins

Driver of Armored Car (uncredited)

James Conaty

Ship Passenger (uncredited)

Gino Corrado

Museum Exhibit Attendee (uncredited)

Lester Dorr

Reporter (uncredited)

Ralph Dunn

Police Guard (uncredited)

Jack Gargan

Museum Exhibit Attendee (uncredited)

William Gould

Police Captain (uncredited)

Bobby Hale

Steward (uncredited)

Sam Harris

Professor (uncredited)

Sam Hayes

Radio Announcer (uncredited)

Leyland Hodgson

Ship's Waiter (uncredited)

Sydney Jarvis

Museum Exhibit Attendee (uncredited)

Isabel La Mal

Matronly Woman (uncredited)

Hank Mann

Minor Role (uncredited)

Eric Mayne

Museum Exhibit Attendee (uncredited)

Bert Moorhouse

Reporter (uncredited)

David Newell

Museum Exhibit Attendee (uncredited)

Tom O'Grady

Husband (uncredited)

Pat O'Malley

Police Guard (uncredited)

Lee Phelps

Police Guard (uncredited)

Cyril Ring

Museum Exhibit Attendee (uncredited)

Jay Ward

Benny the Bellhop (uncredited)

Eric Wilton

Archaeology Professor (uncredited)

Robert Winkler

Boy on Ship (uncredited)

Beal Wong

Chinese Restaurant Patron (uncredited)

Iris Wong

Waitress (uncredited)

Jadin Wong

Dancer (uncredited)

Victor Wong

Restaurant Proprietor (uncredited)