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I Know What You Did Last Summer
- Curs: 1997
- País: United States of America
- Gènere: Horror, Thriller, Mystery
- Estudi: Summer Knowledge LLC, Mandalay Entertainment, Columbia Pictures, Original Film
- Paraula clau: high school, police, blackmail, fisherman, cover-up, friends, revenge, murder, pageant, slasher, killer, teen scream
- Director: Jim Gillespie
- Repartiment: Jennifer Love Hewitt, Sarah Michelle Gellar, Freddie Prinze Jr., Ryan Phillippe, Bridgette Wilson-Sampras, Johnny Galecki