Jim Gillespie is a notable figure in the film industry, best known for directing the popular horror film I Know What You Did Last Summer. Released in 1997, the movie became a significant success and helped define the slasher genre of the late 1990s. Gillespie's work contributed to the resurgence of teen horror films during that era. In addition to I Know What You Did Last Summer, Gillespie has directed other films, including Venom and D-Tox. His career spans various genres, showcasing his versatility as a filmmaker. Gillespie's contributions have left a lasting impact on contemporary horror cinema.