If you liked this movie, you should also see: The Mist (2007)The Happening (2008)Knowing (2009)Cube (1997)Saw (2004)
Adaptation of Lois Duncan's thriller about four teenagers trying to cover up a hit-and-run. Love Hewitt plays Julie, a high school senior who goes trip with her friends and accidently hits a fisherman. They think he is dead and dump him into the waters. But later they get a strange letter that says 'I know what you did last summer.'