The Five Man Army
Un esercito di cinque uomini (original)
Set during the Mexican Revolution, a man known only as "The Dutchman" has a plan, and brings in four of his old acquaintences, including an old army buddy and a silent Japanese swordsman, to help him out by promising a $1000 reward if it succeeds.
Starring Peter Graves, James Daly, Bud Spencer, Nino Castelnuovo, Tetsurō Tamba, Claudio Gora, Daniela Giordano, Annabella Andreoli, Carlo Alighiero, Giacomo Rossi Stuart
It's a western and action & adventure movie, and has a rating of 6.5 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Netherlands.