In the animation following the "People falling out of tall buildings" sketch, when the caterpillar walks into his house and climbs into the bed the door to the bedroom is still open. Once the caterpillar falls asleep and the camera fades out, when the camera fades back into him, the door is now closed. See more
In this picture, there are forty-seven people. None of them can be seen. In this film, we hope to show you how not to be seen. This is Mr E.R. Bradshaw of Napier Court, Black Lion Road, London, SE14. He cannot be seen. Now I'm going to ask him to stand up. Mr Bradshaw, will you stand up, please?
[Mr Bradshaw stands up and is shot
This demonstrates the value of not being seen.