The Night of the Grizzly (1966)
The Night of the Grizzly is a 1966 Western adventure film starring Clint Walker, Martha Hyer, Keenan Wynn, Jack Elam and Nancy Kulp. Directed by Joseph Pevney and written by Warren Douglas, the film was released by Paramount Pictures on April 20, 1966. It was Pevney's final film.
More at Wikipedia.