Continuity mistake: The girl is supposed to be bathing in the sea naked, yet when she emerges the camera shot is a little too low and reveals that she is wearing bikini bottoms.
Continuity mistake: When the girl is talking to the young guy on the beach she has a green shawl around her waist. Then in the next shot a few seconds later it is around her shoulders.
Audio problem: During the Mardi Gras parade, Jenny buys a bracelet from a little girl. She turns to Jack and says, "Look, what do you think?" but her lips only say "Look." (00:02:40)
Continuity mistake: When Jenny first washes up on the island, her wrap is washed up around her torso so that we can see her bikini bottom. In the very next shot, the wrap is down around her legs. (00:01:35)