Cheyenne | Season 3 | Episode 4 | (Border Affair)

Episode aired November 5th, 1957

After Cheyenne takes a cattle herd to Mexico, he is captured by the French. After escaping, he aids a young runaway princess who doesn't like her much older intended husband. He takes her to a rebel camp where they learn her real identity.

IMDb: https://www.imdb.com/title/tt0540097