J. Lee Thompson
Director
Lance Hool
Producer
Paul Joseph
Producer
Jerry Goldsmith
Original Music Composer
Michael F. Anderson
Editor
Víctor Andrés Catena
Story
Jaime Comas Gil
Story
Morton S. Fine
Screenplay
Milton S. Gelman
Screenstory
James Granby Hunter
Screenstory
Milton S. Gelman
Screenplay
Martin V. Smith
Executive Producer
Conrad Hool
Associate Producer
José Rodríguez Granada
Art Direction
Jaime Pérez Cubero
Set Decoration
Travilla
Costume Design
Joe DiBella
Makeup Artist
Christine George
Hairstylist
Joseph C. Cavalier
Production Manager
Francisco Day
Production Manager
Aurelio Ortiz
Assistant Unit Manager
Federico Serrano
Assistant Unit Manager
Alfonso Sánchez Tello
Unit Production Manager
Terence D. Buchinsky
Second Assistant Director
Jesús Marín
First Assistant Director
Ricardo Arana
Assistant Set Dresser
Jorge De La Borbolla
Set Dresser
Antonio Mata
Property Master
Jorge Morales
Assistant Set Dresser
Jorge Gómez
Boom Operator
Efren Flores
Cableman
Gregg Landaker
Sound Mixer
Robert J. Litt
Sound Recordist
Howard Neiman
Sound Editor
Jack K. Tillar
Sound Editor
Manuel Topete
Sound Mixer
Laurencio Cordero
Special Effects
Jesus G. Duran
Special Effects
Álex Phillips Jr.
Director of Photography
Charles Bronson
Gifford Hoyt
Jason Robards
Gunther Beckdorff
Dominique Sanda
Marie-Claire Allesandri
Fernando Rey
Police Captain Torredo
Simon MacCorkindale
Lewis Clarkson
Camilla Sparv
Hera
Gilbert Roland
Dr. Rudolfo Ramirez
Denny Miller
Horst
James Booth
John Baker
Jorge Russek
Provincial Minister
Clifton James
Lorrimer
Ernest Esparza III
Pepe
José Chávez
Bustamante
Carlos Romano
Miguel
Martin LaSalle
Aparicio
Conrad Hool
British Crewman #1 (as Alan Conrad)
Stephen Peck
British Crewman #2
Manuel Martín
Inquest Clerk
Aldo Sambrell
Policeman
Carlos Bravo y Fernández 'Carlhillos'
Sánchez (as Carlos Bravo)
José Carlos Ruiz
Hernandez
Ana De Sade
Rosa
Pedro Damián
Eduardo
Gerardo Zepeda
Canero
