Track of the Moon Beast

In New Mexico mineralogist student Paul Carlson is struck in the head by a tiny shard of a meteor causing him to unknowingly transform into a bloodthirsty reptilian creature.

Track of the Moon Beast is a 1976 horror sci-fi movie directed by Richard Ashe, starring Chase Cordell, Leigh Drake, Gregorio Sala. It holds an IMDb rating of 2.3/10 from 3,970 votes and runs 1h 30m.