The Butterfly Effect 3 - Revelation (DVD)

The third instalment of the psychological sci-fi thriller franchise. Sam Reide (Chris Carmack) has the ability to jump through time, helping police to identify killers. But after agreeing to help an old friend track down her sister's murderer, Sam breaks his golden rule of non-interference with history, and consequently discovers that his actions have created a terrifying serial killer. As the grizzly headcount rises with each passing day, it's now up to Sam to revisit the past in an effort to identify the murderer before he strikes again.