Susanna Pass (1949)

The bad guys dynamite a fish hatchery. They're trying to put the hatchery out of business so they can get possession of oil underneath the lake. Roy is a game warden investigating the dynamiting.

Directed by: William Witney

Starring: Roy Rogers, Trigger, Dale Evans, Estelita Rodriguez, Martín Garralaga, Robert Emmett Keane

Links: IMDb, Movie posters, Movie stills