"History Professor Brad Fletcher heads west for his health, but falls in with Solomon Bennett's outlaw gang. Fascinated by their way of life, Fletcher finally takes over the gang, leading with a new 'efficient' ruthlessness."
Gian Maria Volonté
as Professor Brett Fletcher
Tomas Milian
as Solomon 'Beauregard' Bennet
William Berger
as Charley Siringo
Jolanda Modio
as Maria
Gianni Rizzo
as Williams
Carole André
as Elizabeth Wilkins
Ángel del Pozo
as Maximilian de Winton
Aldo Sambrell
as Zachary Shawn
Nello Pazzafini
as Vance
José Torres
as Aaron Chase
Linda Veras
as Cathy
Antonio Casas
as Leading Citizen of Puerto del Fuego
Frank Braña
as Jason
Lorenzo Robledo
as Wallace
Guy Heron
as Sheriff at de Winton Estate
Rossella D'Aquino
as Sandy / Sally
Giovanni Ivan Scratuglia
as Taylor Henchman
Lidia Alfonsi
as Belle de Winton
Eugenio Alabiso
Editor
Arturo González
Producer
Sergio Sollima
Director
Sergio Donati
Screenplay
Story
Ennio Morricone
Original Music Composer
Alberto Grimaldi
Thomas Sagone
Production Manager
Renato Cadueri
Sound Mixer
Carlo Simi
Production Design
Bruno Nicolai
Conductor
Eros Bacciucchi
Special Effects
Lamberto Andreani
Production Secretary
Luigina Lovari
Script Supervisor
Mariano Canales
First Assistant Director
Antonio Palombi
Assistant Production Design
Costume Design
Gastone Di Giovanni
Camera Operator
Elio Pacella
Sound
Rosanna Andreoni
Assistant Costume Designer
Rafael Ferri
Aldo Pomilia
Line Producer
Rino Carboni
Makeup Artist
Romano Raschi
Giusy Bovino
Hairstylist
Rossano Caporicci
Assistant Makeup Artist
Mario Campolunghi
Maurizio Mein
Ruggero Radicchi
First Assistant Camera
Pietro Nofri
Unit Manager
Rafael Pacheco
Director of Photography
Igino Lardani
Title Designer