I Know What You Did Last Summer

Other mistake: When Julie goes onto the boat to call the police, she sees a collection of newspaper articles and photos stuck to the wall. The photos, however, were taken earlier that same day. Unless they were printed from a colour printer on gloss paper the killer owned in between chasing all of them, there was not enough time to develop them and stick them up. (01:25:15)

Continuity mistake: When Julie gets on Ben's boat, she sees a picture of Helen at the parade from that day. This implies Ben took a picture at the parade, got it developed, then went back and killed Barry and Helen. There's no way.

I Know What You Did Last Summer mistake picture Video

Continuity mistake: When Helen sees in the mirror that her hair has been cut, she's holding her head with one hand but in the close-up she's holding her head with both hands. (00:57:52)

I Know What You Did Last Summer mistake picture Video

Continuity mistake: In the iconic scene where Julie screams "what are you waiting for?", she at first faces Barry and Helen then she turns around. In the next shot, she's still facing them and has to turn around again. (01:00:44)

I Know What You Did Last Summer mistake picture Video

Continuity mistake: When Barry tells Ray to go check if the fisherman is alive, Barry's flashlight keeps changing position from his right hand to his left hand. (00:15:58)

Barry: We did a lot of things last summer.
Julie: Yeah, well, only one murder comes to mind.

More quotes from I Know What You Did Last Summer

Trivia: Max (Johnny Galecki) was killed to beef up the body count. The scene was filmed after principal photography.

More trivia for I Know What You Did Last Summer

Join the mailing list

Separate from membership, this is to get updates about mistakes in recent releases. Addresses are not passed on to any third party, and are used solely for direct communication from this site. You can unsubscribe at any time.

Check out the mistake & trivia books, on Kindle and in paperback.