Today It's Me... Tomorrow You! (1968)

 

Directed by Tonino Cervi. Spaghetti western. AKA Today We Kill... Tomorrow We Die!. Dario Argento co-wrote. Bud Spencer. 

https://www.imdb.com/title/tt0063379/

https://en.wikipedia.org/wiki/Today_We_Kill..._Tomorrow_We_Die!

https://onceuponatimeinawestern.com/today-we-kill-tomorrow-we-die-1967/