Revealing mistake: During the film, the Nike tick on the Arsenal shirt is a reversed tick, revealing a flipped shot.
Revealing mistake: In the barber shop scene, the barber takes a chunk out of Farley's hair with the clippers. A bald spot is shown a few seconds later. In the next scene, the bald spot is gone.
Revealing mistake: When Will and Jon are doing their final skate and Will breaks his ankle and they have to switch position in the final routine, they are skating around getting ready to do it and Will lifts up his broken ankle so Jon can grab it. When he grabs the broken ankle, Will shows no sign of pain, but earlier when he tried to skate on it, he screamed in pain.
Revealing mistake: The scene where the camera pans the stadium about 3/4 of the way through the film looked like a scale model with a fake background.
Revealing mistake: In most of the scenes of the film, the famous filly is impersonated by a colt.
Revealing mistake: Perhaps this is a revealing mistake or maybe intentional, but when Tandy is performing in the Peppermill, his assistant holds up a mask to cover his eyes. You can see that this mask has eye holes that are see-through. You can see her arm through the eye holes. (00:07:05)