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 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: When Maturette dies at the end he cannot close his left eye all the way because of the totally noticeable fake contact lens he is wearing.
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: In the scene where Sgt Howie hits McGregor (who is dressed as Punch) with a candlestick, watch closely and you can see that the blow from Howie is aimed into the padded section on the back of the punch costume, rather than at the back of McGregor's head.
Revealing mistake: After Hooker escapes the attack by Lt. Snyder in the phone booth, he runs down an alley. On a cross street in the distance, a modern sedan and large white truck drive by.
Revealing mistake: In Maiberra, with the big trucks of the villains loudly traversing at top speed the roads, all the women by the road are facing the opposite direction instead, smiling, and some of them looking into the camera. (00:51:10)
Revealing mistake: During the credits, Diane Ladd is listed as Diane Lad.
Revealing mistake: After Nadine Varrick dies, she is still breathing - her arm moves up and down in a regular, relaxed fashion, as if she is asleep.
Revealing mistake: When The Kid sits next to Dillon at the Bruins game, there are two older women in the background looking directly at the camera and pointing at it, having just noticed that they are being filmed. (01:33:10)
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)