"A group of adventurers head deep into South American jungle in search of an ancient Incan treasure."
Douglas Fairbanks Jr.
as Keith Brandon
Joan Bennett
as Stephanie Richardson
John Howard
as Hal Scott
George Sanders
as Forrester
Alan Hale
as Dr. Emil 'Nils' Loren
George Bancroft
as Jim 'Tex' Morgan
Vincent Price
as David Richardson
Gene Garrick
as Graham
Francis McDonald
as Gracco
Mala
as Mala
Peter Bronte
as Santos
Lupita Tovar
as Native Girl
Wilson Benge
as Butler (uncredited)
Eumenio Blanco
as Well-Dressed Native (uncredited)
Anita Camargo
as Native Girl (uncredited)
Iron Eyes Cody
as Indian (uncredited)
Franco Corsaro
as Man (uncredited)
Yola d'Avril
Robert Fischer
as Explorer (uncredited)
Noble Johnson
as Hostile-Tribe Chief (uncredited)
Kay Linaker
as Woman in Cafe (uncredited)
Tony Paton
as Bartender (uncredited)
Nina Quartero
Julian Rivero
as Proprietor (uncredited)
James Whale
Director
Ted J. Kent
Editor
Jack Otterson
Art Direction
Karl Freund
Director of Photography
Charles Carroll
Sound
Frances Marion
Original Story
Screenplay
Harry E. Edington
Producer
Frank Skinner
Original Music Composer
Russell A. Gausman
Set Decoration
Joseph A. McDonough
Assistant Director
Ralph M. DeLacy
Bernard B. Brown
Sound Supervisor
Stunts
Billy Wilkerson
Irene
Costume Design
Bernard Newman
Charles Previn
Music Director
