"At the behest of local revolutionaries, a mercenary enlists four specialists in various combat styles to help him rob a Mexican Army train carrying $500,000 in gold."
Peter Graves
as Dutchman
Bud Spencer
as Mesito
James Daly
as Capt. Nicolas Augustus
Nino Castelnuovo
as Luis Dominguez
Tetsuro Tamba
as Samurai
Claudio Gora
as Manuel Esteban
Daniela Giordano
as Maria
Annabella Andreoli
as Perla the Mexican girl
Carlo Alighiero
as Capt. Gutierrez
Giacomo Rossi Stuart
as One of Gutierrez' Officers
Dan Sturkie
as Carnival Barker
José Torres
as Mexican Spy
Marino Masé
as Railroad Man
Luigi Bonos
as Priest (uncredited)
Omero Capanna
as Mexican Soldier (uncredited)
Bruno Ariè
Paolo Figlia
Franco Pasquetto
Angelo Susani
Franco Ukmar
Sergio Ukmar
Pietro Torrisi
as Mexican Officer (uncredited)
Artemio Antonini
as Prison Warden (uncredited)
Fortunato Arena
as Execution Squad Commander (uncredited)
Adriana Bruno
as Woman at Execution (uncredited)
Lina Franchi
Alba Maiolini
Alberigo Donadeo
as Onlooker at Hanging (uncredited)
Dante Cleri
as Pueblo Mayor (uncredited)
Gildo Di Marco
as Mexican in Back of Carriage (uncredited)
Antonio Monselesan
as Safety Precaution Officer (uncredited)
Osiride Pevarello
as Full-Bearded Singing Mexican (uncredited)
Don Taylor
as Poker Player (uncredited)
Steffen Zacharias
Director
Italo Zingarelli
Dario Argento
Screenplay
Roberto Palaggi
Executive Producer
Massimo Giustini
Makeup Artist
Gianni D'Amico
Sound Mixer
Producer
Ennio Morricone
Original Music Composer
Enzo Barboni
Director of Photography
Sergio Montanari
Editor
Ennio Michettoni
Set Decoration
Luciano Sagoni
Costume Design
Story
Stefano Rolla
First Assistant Director
Sergio Bergamini
Camera Operator
Luciano Pesciaroli
Unit Manager
Ruggero Cappelli
Production Secretary
Maria Luisa Rosen
Script Supervisor
Eraldo Giordani
Sound
Salvatore Cotroneo
Hairstylist
Nadia Bonifazi
Assistant Editor
Sergio Chiusi
Special Effects
Enzo Bulgarelli
Production Design
Bruno Nicolai
Conductor
Franco Palaggi
Line Producer