Continuity mistake: When Trevor gets home from work and sits down in his lounge, between shots the sheets hanging over the chair he is sitting on change and items (such as a stack of books, newspaper, etc) suddenly appear on the radiator behind him. (00:03:15)
Continuity mistake: At breakfast, the morning after Maria has just arrived at her Uncle's house, the uncle calls Maria's father a coward. He has a glass of brown drink in his hand. He's just taken a drink and the glass is 3/4 full. Maria angrily refutes that her father was a hero and the glass, still in his hand, is now full to the brim. (00:19:20)
Continuity mistake: When Po is trying to get into the ceremony at the beginning of the film, the fireworks attached to his chair explode and leave him with dirty white fur. After he clears the gate and gets inside to the ceremony his white fur is completely clean again.
Continuity mistake: When Wall-E presents Eve with the plant, he is facing her directly. When Eve is later viewing the footage from her security camera, Wall-E is shown facing at an angle towards the left of the screen, instead of straight ahead.
Continuity mistake: Penny pours dog food onto a bowl for Bolt and places it next a pillow. Cut to Penny trying to get Bolt to play with his toys and a bone design has appeared on the bowl. It's too fast for Penny to turn the bowl around. (00:16:35)
Visible crew/equipment: When Mitchie is at her locker at school, Sierra walks up to her and there is a white chalk marker line on the floor that she promptly steps on to speak to her friend.