Ride in the Whirlwind

Ride in the Whirlwind is an Eastman Color 1966 western directed by Monte Hellman, starring Jack Nicholson, Millie Perkins, and Harry Dean Stanton. Nicholson also wrote and coproduced the film.

Otis is killed. So are accomplices of Blind Dick, who is lynched. Vern and Wes take refuge at a farm belonging to Evan George Mitchell, who lives alone with his wife and daughter, holding them hostage until they can make an escape. After a member of the vigilantes passes by, the two try to take Evans horses and he opens fire on them, wounding Vern before he is killed himself.Wes and Vern ride off together on one horse with the posse in pursuit. Eventually Vern can go no farther but holds off the posse until Wes can safely get away. ........

Source: Wikipedia