This film is wonderful; 'Two Mules for Sister Sara' provides a great deal of entertainment. There’s so much to appreciate here. Clint Eastwood delivers an outstanding performance in one of the two central roles—I realize he often portrays similar characters, particularly during the beginning of his career—but he truly excels at it. Shirley MacLaine is also excellent alongside him; she's well-suited for her part and embodies it completely. The actors have fantastic chemistry together. Manolo Fábregas takes a leading role in the other aspects of the story as well. And that score! I’m really fond of it! It’s impossible not to want to clap along whenever the main theme appears, and it always sounds wonderful. Ennio Morricone is fantastic. The film's humor also works very well, and the editing and pacing are spot on too. I genuinely enjoyed following the plot; it’s straightforward with a distinct start, middle, and finish, but it’s all incredibly entertaining. I will certainly be watching this again sometime!

Source on TMDB