During the love scene between Kitty And Walter, Kitty takes Walter's shirt off while they are kissing. In the next shot, Walter has his shirt back on and in the shot after that, when they are falling onto the bed, he has the shirt off again.
In the scene in the orphanage where Walter kisses Kitty goodbye before he leaves for the camp, Kitty is sleeping with a child in her arms. The child is lying on his side as Walter kisses her, then a wider angle is shown and the child is all of a sudden sleeping on his back.
In the scene where Walter is telling Kitty he wants to divorce her, Kitty's necklace (with Charlie Townsend's ring) disappears and reappears between shots.
In the scene where Walter is telling Kitty he wants to divorce her, Kitty's hair changes between shots, moving from over her left cheek to further back and then forward again repeatedly.
In the scene where the orphans are asleep in the music room, Kitty can be seen holding one of the sleeping orphans. The orphan's head changes position between shots, her head is initially tilted towards Kitty, then tilting to the other side, and finally looking straight up.
The river moves very slowly, indicating minimal slope. Yet the bamboo aqueduct, which is supposed to bring water down-river, bypassing the burial ground, has significant slope.