A Fistful of Dollars (1964) is a classic Western film directed by Sergio Leone. Starring Clint Eastwood in his breakthrough role, the film follows a mysterious stranger as he rides into a small Mexican border town and finds himself in the middle of a violent feud between two rival gangs.
From Wikipedia
A Fistful of Dollars is a 1964 spaghetti Western film directed by Sergio Leone and starring Clint Eastwood in his first leading role, alongside Gian Maria Volonté, Marianne Koch, Wolfgang Lukschy, Sieghardt Rupp, José Calvo, Antonio Prieto and Joseph Egger. The film, an international co-production between Italy, West Germany and Spain, was filmed on a low budget, and Eastwood was paid $15,000 for his role.