Une corde

Cemetery Without Crosses, is a 1969 Western film by Robert Hossein, its director, co-screenwriter and star. It is a French and Italian co-production and stars Michèle Mercier as Maria Caine and Hossein as Manuel. In the film, Caine's husband is murdered by bandits. She seeks revenge through her old friend Manuel, who is initially reluctant, but then goes after the widow's killers.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.