The Mexican guerilla leader Tepepa and his gang fight against the chief of police, Cascorro.

Tomas Milian
as Jesus Maria Moran a.k.a. Tepepa

Orson Welles
as Colonel Cascorro

John Steiner
as Doctor Henry Price

Ángel Ortiz
as Urelio

José Torres
as Pedro Pereira a.k.a. Piojo

Luciano Casamonica
as Paquito

Annamaria Lanciaprima
as Maria Virgen Escalande

Paloma Cela
as Consuelo

Clara Colosimo
as Sergeant's wife

Rafael Hernández
as Francisco