Revealing mistake: In the scene near the end, when the two cops are fighting in the "out of control" bi-plane, the plane is seen looping and twisting as the "pilot" Tack has jumped out. However, in the side-on view of them fighting you can see a new pilot trying desperately to stay out of shot, but failing due to the g-forces he is under while the plane moves around. (01:16:00)
Revealing mistake: When Sweet Chuck is sitting on a bench in the gym reading a paper, the big heavy comes down and sits next to him. Sweet Chuck goes flying up in the air a second before the big guy sits down.
Revealing mistake: While fighting against a ninja on the ship, Nogata does a back flip and then a front flip. He is replaced by a caucasian stuntman with no Asian features.
Revealing mistake: When Tackleberry rides to the bank, watch the reflection on the window shops around and you'll see a line of bystanders watching the filming. They disappear in opposite angles.
Revealing mistake: When Mrs. Feldman drives the motorbike inside the store to save Tack, the male stuntman is very noticeable.
Revealing mistake: When a guy rides his bike into the swimming pool, he is replaced by an obvious stuntman. Not only because he doesn't resemble the actor, but because of his very obvious wig.
Revealing mistake: During the ninja fight on the ship, Jones' punches miss by far.
