I Know What You Did Last Summer(1997)
Videos: Trailers, Teasers, Featurettes
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".
I Know What You Did Last Summer - watch online: streaming, buy or rent
Currently you are able to watch "I Know What You Did Last Summer" streaming on Netflix. It is also possible to buy "I Know What You Did Last Summer" on Apple iTunes as download or rent it on Apple iTunes online.