Poltergeist III is a 1988 American horror film and is the third and final entry in the original Poltergeist film series. Writers Michael Grais and Mark Victor, who wrote the screenplay for the first two films, did not return for this second sequel; it was co-written, executive produced, and directed by Gary Sherman, and was released on June 10, 1988 by Metro-Goldwyn-Mayer Pictures.