When a native throws torch on the funeral pyre, it's obviously brighter around him in that shot than in the following shot.
When Catherine washes her bloody hands in the river, they are wet, but were shown pretty dry in the previous shot.
When Catherine is crying at the end of the movie, tears just appear and were not present in previous shot.
Obvious fake body parts when man is too quickly and unrealistically killed by crocodile.
Obvious fake crocodile when man is killed by it.
When a native beats Catherine with a stick, he is obviously holding back his blows so as not to hurt her.
Bullet hits kid's head, which then explodes. Probably wouldn't happen, but even if it would, not in the way shown in the movie.
Obvious fake heads of father and mother when they are decapitated.
When helicopter attacks, Catherine and Umukai are close to the village, but then they spend the night out of the village like they traveled
far away.
A man from the helicopter can at one point be heard talking, but his lips don't move, just before they go away.