Credits
Cast
Ricardo Montalban
Antonio Gómez
Anne Bancroft
María Ibinia
Lee Marvin
The Killer
José Pérez
Paco Gómez
Rodolfo Acosta
Lt. Fernando
Carlos Múzquiz
Capt. Saldana
Jorge Treviño
Sergeant
José Torvay
Andrés Martínez
Eva Calvo
Carla Arlota
Fanny Schiller
Carmen Martínez
Tamara Garina
Doña Lucrecia
Pascual García Peña
Porter (as Pascual G. Pena)
Tony Carbajal
Pedro (as Antonio Carbajal)
Art
Gunther Gerszo
Art Direction
Camera
Leobardo Sánchez
Assistant Camera
Manuel Gómez Urquiza
Camera Operator
Costume & Make-Up
Sara Maza
Hairdresser
Sara Mateos
Makeup Artist
Directing
Julio Cahero
Assistant Director
John Burch
Assistant Director, Production Manager
Harry Horner
Director
Rafael Portillo
Director
Icaro Cisneros
Script Supervisor
Editing
George A. Gittens
Editor
George Crone
Editor
Production
Mildred Gusse
Casting
Leonard Goldstein
Producer
Ricardo Beltri
Unit Manager
Sound
Raúl Lavista
Original Music Composer
Galdino R. Samperio
Sound
Jesús González Gancy
Sound
Writing
Georges Simenon
Novel
Robert Presnell Jr.
Screenplay
Leo Townsend
Screenplay