The Sheriff and the Satellite Kid

A young humanoid alien who gets stranded on earth hooks up with a grizzled old sheriff in a western town and tries to help him solve a tough case, but the sheriff doesn't want any help from a "kid."

The Sheriff and the Satellite Kid is a 1979 sci-fi family movie directed by Michele Lupo, starring Joe Bugner, Cary Guffey, Raimund Harmstorf. It holds an IMDb rating of 6.1/10 from 4,674 votes and runs 1h 33m.