Whitaker Selby, Lester Kato, and Etienne Devereaux, three eccentric gunmen, discover they are brothers. Their father left them all a mine located in Laredo, Texas. But they discover that Julius Caesar Fuller, the town's greedy landowner (who fancies himself Caesar) has taken control of their mine. They band together to fight Caesar and his black clad gunmen to repossess their mine and avenge their father.
| Actor | Role |
|---|---|
 Thomas HunterWhitaker "Whity" Selby | Whitaker "Whity" Selby |
 James ShigetaLester Koto | Lester Koto |
 Nadir MorettiEtienne Devereaux | Etienne Devereaux |
| EEnrico Maria SalernoJulius Cesar Fuller | Julius Cesar Fuller |
 Gianna SerraDebbie | Debbie |
 Delia BoccardoMady | Mady |
 Umberto D'OrsiBronson | Bronson |
 Femi BenussiTula | Tula |
 Ferruccio De CeresaTeacher | Teacher |
| VVittorio BonosStanford | Stanford |
 Adriana AmbesiWoman | Woman |
| GGianluigi CrescenziMan | Man |