at FMovies. The Legend of the Mountain Man is a family-friendly story that will be enjoyed by viewers of all ages in American Sign Language. The Legend of the Mountain Man, set in picturesque Montana, features a typical, dysfunctional family of five. The father, who has been at odds with his parents for many years, decides to send his three children to his parents' ranch for the summer. The children unexpectedly encounter a creature, one that has never been seen nor recorded in history books. Viewers accompany the children on a heartwarming journey as they navigate the family's past and try to reconcile some of the estranged family members.