Coherence: At dinner, between different shots, Teddy disappears inexplicably.
Coherence: Between different shots, one of the boys fell into the pond twice.
The sound/picture is out of sync: When Henry asked David why he had to cut Monica's hair.
When the robot opened the frozen door and entered the spacecraft Amphib, David’s pants were wet below the knees, but in the following shots, the pants were dry, and he slipped on the ice twice, twice Place your left hand touching the ice on your left knee, but the pants are still dry.
In the scene where Dr. Hobby moved the CPU, the size and shape of the CPU in the previous lens was similar to that of a walnut, but when the doctor showed the CPU to his colleagues, the CPU became a cube-like shape, and its size was similar to that of a billiard ball.
When the robot leader was cleaning his new eyes, he did not wear a hat on his head, but when he appeared again, the hat on his head never disappeared.
In the scene where David went to Monica's bed to cut her hair, the first shot of Monica was her back facing David, but after the camera switched, Monica faced David.
In the scene where David was shaking with the light, the previous shot was shaking with his right hand, and the next shot became the left hand.
When Monica was reading the letter David left for her, the page number of the letter jumped during the camera switch.
