Continuity mistake: When the movie begins the smallest boy holds a neat pile of towels. When the shot changes they're messed up. Then they swap back to neat. (00:08:15)
Continuity mistake: After Jane bumps into Jack a paper appears/disappears on the road.
Continuity mistake: When Jane bumps into Jack her papers fall to the left. When the angle changes they're falling again but none to the left.
Continuity mistake: During the tub scene John has foam on his left cheek, but before the dolphins appear a back shot shows foam all around his face. Also, when the dolphins jump over the boat foam suddenly appears on the right side of his body.
Continuity mistake: When Mary is about to dive in the tub she carries the shampoo bottle with the label unseen. Then it cuts to a closeup of her placing the bottle on a shelf and the label is visible. Angle changes and the label disappears again.