Revealing mistake: When the Grand Ville turns onto the street where the children are playing, it clips a parked car as it makes the turn. This is the same car that later gets its driver's door ripped off by the Grand Ville just before the police give chase. It was repainted red for the second scene, but note the same dent in the right fender as before.
Revealing mistake: When Sinbad and his men are fighting the pagans' "god of the single eye" centaur, Margiana the slave girl is shown screaming briefly. If you look closely, you can tell it isn't Caroline Munro, but a close look-alike.
Revealing mistake: When Han is killed by Bruce Lee, and the door is spinning, you can see the belt that holds Han to the door.
Revealing mistake: When the bad sheriff tries to run Buford Pusser over, he drives off the road and the car explodes for no reason. It's in the air when it explodes, there's no way it could have exploded without hitting the ground.
Revealing mistake: When Tee Hee bends the barrel of Bond's Walther PPK, in the close-up, the score marks where the barrel has been pre-cut are visible.
Revealing mistake: A metal ramp is visible on the front bumper of the 1972 Ford Galaxie sedan when it rams the motorcycle head on.
Revealing mistake: When Frigga shoots a client in his house you can see the outline of the fake blood packets under his shirt.
Revealing mistake: At the beginning of the movie, the coked-up sailor is shooting from a rooftop and screaming various racial slurs. Despite that, there's a big crowd building. When he shouts "Come and get me, honkies!" you can see people running way before he pulls out of the gun again and shoots. Not only that; some of the extras are just enjoying themselves and not keeping a straight face, far from being scared. (00:01:00)
Revealing mistake: Richard Roundtree is quite literally butt naked during his stick fight in the Emir's stable towards the beginning of the movie, except in one shot where the person in frame is wearing blue sweatpants. (00:12:50)
Revealing mistake: In the final scene where Cigarette gets thrown off the train you can see the stunt double stepping off a box before jumping out of the rail car. (01:58:35)
Revealing mistake: During the credits, Diane Ladd is listed as Diane Lad.
Revealing mistake: Despite them wearing masks at the end you can still see a lot of the amazons are being played by men - you can see hints of beards.