When Andy and Tracy go smashing through the banister, the CPR dummy which Tracy is holding is dropped on the ground. However, moments later, the dummy is shown propped up against the banister.
The doctor's address on the Rolodex card is 36 Hedges Lane, but the mailbox on the house states 38 Hedges Lane.
When Tracy's mother does the card trick, she secretly places the card Andy chose in the left pocket of her robe, but she removes it from her right robe pocket before showing it to him.
Tracy's hair in elevator in beginning of movie.
Tracy (not) embracing Jed in their last scene together.
When Andy visits the house by the cliff, the back door is swinging wildly in the wind. However, the pouring rain comes down perfectly straight.
Paula Bell's dead body is obviously a fake mannequin by noticing the face, shiny skin and the solid hand.
Jed said Tracey's blood group was AB negative. He would need to get donors in that type. In fact she could have been given any Rh negative blood type. Group O, A or B would be suitable for someone who is group AB (universal recipient). Only the Rh type (positive or negative) is important and then only to woman of child-bearing age.