I Know What You Did Last Summer Collection

The "I Know What You Did Last Summer Collection" is a four-part film series that began in 1997 with the original slasher film. Based on the 1973 novel by Lois Duncan, the collection centers on a group of friends who are stalked by a killer following a concealed car accident. The initial installment stars Jennifer Love Hewitt, Sarah Michelle Gellar, Ryan Phillippe and Freddie Prinze Jr., with Anne Heche and Bridgette Wilson in supporting roles and was directed by Jim Gillespie with a screenplay by Kevin Williamson. The series continued with three subsequent films. "I Still Know What You Did Last Summer" was released in 1998, followed by the straight-to-DVD release "I'll Always Know What You Did Last Summer" in 2006. The collection concluded with a legacy sequel titled "I Know What You Did Last Summer" in 2025. Across all four films, the total runtime is 405 minutes and the total budget was $59 million, with a total revenue of $274 million. The films within the collection have collectively garnered a revenue of $274 million. The original 1997 film achieved a revenue of $125 million, while "I Still Know What You Did Last Summer" earned $84 million. The DVD release "I'll Always Know What You Did Last Summer" did not have reported revenue figures. The 2025 installment generated $64 million in revenue. The collection spans from 1997 to 2025, encompassing a total of four films. This extended period showcases the series’ development and continuation across different formats and release years.