- Country: USA
- Genres: Horror, Mystery
- Release: 1997-10-17
- Director: Jim Gillespie
- Writers: Kevin Williamson , Lois Duncan
- Language: English
- Stars: Jennifer Love Hewitt , Sarah Michelle Gellar , Anne Heche , Ryan Phillippe , Freddie Prinze Jr. , Muse Watson , Muse Watson , Bridgette Wilson-Sampras , Johnny Galecki , Stuart Greer , J. Don Ferguson
- Runtime: 101 min
- Awards: 3 wins & 7 nominations
- AKA: I Know What You Did Last Summer (Singapore) , Viem, čo ste robili minulé leto (Slovakia (Slovak Republic)) , Vím, co jsi udelala minulé léto (Czech Republic) , Le pacte du silence (Canada) , I Know What You Did Last Summer (South Africa) , Jag vet vad du gjorde förra sommaren (Finland) , Jag vet vad du gjorde förra sommaren (Sweden) , Ne yaptığını biliyorum (Turkey) , I Know What You Did Last Summer (United Arab Emirates) , Ani Yodea Ma Asita B'Kayitz Ha-Aharon (Israel) , Tajemství lonského léta (Czech Republic) , I Know What You Did Last Summer , So cosa hai fatto (Italy) , Koszmar minionego lata (Poland) , Xero ti kanate persi to kalokairi (Greece) , Sé lo que hicisteis el último verano (Spain) , I Know What You Did Last Summer (Indonesia) , I Know What You Did Last Summer (India) , I Know What You Did Last Summer (Australia) , Tiedän, mitä teit viime kesänä (Finland) , 是誰搞的鬼 (Taiwan) , 舊年暑假搞乜鬼 (Hong Kong) , ラストサマー (Japan) , O'tgan yozda nima qilganingizni bilaman (Uzbekistan) , Ξέρω τι κάνατε πέρσι το καλοκαίρι (Greece) , I Know What You Did Last Summer (Canada) , I Know What You Did Last Summer (Korea) , Fryktens sommer (Norway) , Sei o Que Fizeste no Verão Passado (Portugal, Portuguese Republic) , Souviens-toi... l'été dernier (France, French Republic) , Zinau, ka padarei ana vasara (Lithuania) , Sé lo que hicieron el verano pasado (Peru) , Tajomstvo minulého leta (Slovakia (Slovak Republic)) , Знам шта сте радили прошлог лета (Serbia) , Знам какво направи миналото лято (Bulgaria) , Sé lo que hicieron el verano pasado (Mexico) , Sé lo que hicieron el verano pasado (Chile) , Stiu ce-ai facut asta-vara (Romania) , Eelmise suve saladus (Estonia) , Ich weiß, was du letzten Sommer getan hast (Germany) , I Know What You Did Last Summer (India) , Eu Sei o que Vocês Fizeram no Verão Passado (Brazil) , Mùa Hè Kinh Hãi (Vietnam) , Tiedän mitä teit viime kesänä (Finland) , Я знаю, що ви скоїли минулого літа (Ukraine) , Znam što si radila prošlog ljeta (Croatia) , I Know What You Did Last Summer (Netherlands the) , I Know What You Did Last Summer (Thailand) , I Know What You Did Last Summer (Philippines) , Last Summer (Japan) , I Know What You Did Last Summer (United Kingdom) , Tudom, mit tettél tavaly nyáron (Hungary) , I Know What You Did Last Summer (Egypt) , I Know What You Did Last Summer (United States of America) , Sé lo que hiciste el verano pasado (Argentina) , Sé lo que hicieron el verano pasado (Argentina) , Я знаю, что вы сделали прошлым летом (Russian Federation)
- Plot:
As they celebrate their high school graduation, four friends are involved in a hit-and-run accident when their car hits and apparently kills a pedestrian on an isolated roadway. They dispose of the body and vow to keep the incident a secret, a year later somebody starts sending them letters bearing the warning “I Know What You Did Last Summer”.
- IMDB:tt0119345
I Know What You Did Last Summer Cast · · · ALL
Jim Gillespie
Director
Jennifer Love Hewitt
Julie James
Sarah Michelle Gellar
Helen Shivers
Freddie Prinze Jr.
Ray Bronson
Ryan Phillippe
Barry Cox
Bridgette Wilson-Sampras
Elsa Shivers
Johnny Galecki
Max Neurick
Muse Watson
Benjamin Willis / Fisherman
Anne Heche
Melissa Egan
Stuart Greer
David Caporizo
Dan Albright
Sheriff
Rasool J’Han
Deb
J. Don Ferguson
MC
Deborah Hobart
Mrs. James
Mary McMillan
Mrs. Cox
John Bennes
Old Man
Richard Dale Miller
Band Member
Patti D’Arbanville
Mrs. Shivers (uncredited)
David F. Maxwell
Fisherman at Bait Stand (uncredited)