A group of aspiring actors are chosen for a reality Horror TV show where they must survive a Slasher movie. In time, the actors discover that the show is fake but they Slasher is real; who has been sent out to kill them.

An alien scout lands on earth in the year 1854. The creature is searching for water and food. Once it finds what it needs, it will call in an invasion fleet. A lone cowboy must stand against the alien invader or all will be lost.