Battlefield Earth is a 2000 American science fiction movie directed by Roger Christian and starring John Travolta, Barry Pepper, Forest Whitaker and Kelly Preston. It was adapted from the novel of the Scientology founder L. Ron Hubbard.

The movie got very poor reviews from movie critics. It also did poorly at the box office, because the money earned from the cinemas was less than half of its budget. It won seven Golden Raspberry Awards.

In 2008, it was placed on a list of the ten worse movies of the past ten years.

On Rotten Tomatoes, the movie has a positive rating of only 3% from the audience.