Continuity: When Jesse jumps into the pool to ride on Willy's back for the first time he is fully submerged. However, while riding the whale, his hair is dry.

Continuity: When Jesse gives Willy the fish from the market, the fish he throws has no head but when Willy brings it back it does have a head.

Continuity: In the end sequence, where willy jumps the wave-breaker/jetty, in one shot Jesse is on the wave-breaker, in the next shot, where willy starts the jump, Jesse's gone. In the next shot Jesse's back.

Continuity: When Jesse touches Willy for the first time, when the camera angle changes to behind Jesse, his hair is much curlier than before, and is no longer wet.

Visible crew/equipment: At the end of the film when Jessie is saying his last words to Willy, when the camera is looking at Willy in these shots you can see the entire boom mic and pole reflected in Willy's wet skin.