Most action movie continuity mistakes of 1971

1Diamonds are Forever pictureDiamonds are Forever (1971)35
2Duel pictureDuel (1971)16
3Dirty Harry pictureDirty Harry (1971)14
4The French Connection pictureThe French Connection (1971)7
5Get Carter pictureGet Carter (1971)6
6Big Jake pictureBig Jake (1971)5
7Escape from the Planet of the Apes pictureEscape from the Planet of the Apes (1971)5
8Vanishing Point pictureVanishing Point (1971)4
9Le Mans pictureLe Mans (1971)2
10Billy Jack pictureBilly Jack (1971)1
11Shaft pictureShaft (1971)1
12Animal Treasure Island pictureAnimal Treasure Island (1971)1