Shalako(1968)

While guiding a hunting party of clueless European aristocrats, cowboy Bosky Fulton leads them into hostile Apache territory. Becoming separated from the group, Countess Irina Lazaar experiences the first run-in with an Apache, which results in the tracker Shalako coming to her rescue. Despite Shalako's warning to leave the area immediately, the pampered foreigners fail to take him seriously, leaving them in grave danger.