The Purple Hills (originally titled "The Vanishing Frontier") is a 1961 American Western film directed by Maury Dexter and written by Russ Bender and Edith Cash Pearl.

The film stars Gene Nelson, Kent Taylor, Danny Zapien, Medford Salway, Russ Bender and Joanna Barnes.

Beaumont, a claim for a $8,225 reward is put in by Gil Shepard, then also by Johnny Barnes, the dead man's partner.

While the sheriff tries to decide whose claim is valid, teenaged Martin Beaumont turns up, looking to avenge his brother's death.

The movie was one of the first three in a new eight-picture deal between API and 20th Century Fox, the others being Desire in the Dust and Freckles.