The Night Of The Grizzly (1966) | WESTERN | FULL MOVIE

Marshal "Big Jim" Cole turns in his badge and heads to Wyoming with his family in order to settle on some land left him by a relative. He faces opposition from a neighbor who wants that land for his own sons, and from a grizzly bear, nicknamed "Satan", who keeps killing Cole's livestock.

IMDb: https://www.imdb.com/title/tt0060754