Episode #1.5 - S1-E5
Revealing mistake: When the automated forklift picks up Harvey and places him on a shelf you can see the wires of the harness he is attached to coming from behind each of his shoulders. (00:15:28)
Episode #1.5 - S1-E5
Revealing mistake: When the kids are climbing up the rubbish dump some waste food is dropped on them. There is a shot of Harvey as the food lands on him, and he accidentally hits the camera, shaking the shot. (00:03:16)