Moving House - S3-E1
Revealing mistake: At the beginning when Frank is directing the vans, we see that one gets its windscreen broken by a ladder from another van. However, the glass breaks just before the ladder touches it.
Some Mothers do 'Ave 'Em (1973)
1 revealing mistake in Moving House
Starring: Michael Crawford, Jane Hylton, Michele Dotrice, Jessica Forte
Genres: Comedy
Revealing mistake: When Frank is the pixie in Santa's grotto, a young boy fires something at Frank from his catapult. Although Frank reacts as being hit, the boy doesn't actually fire anything at all.
Betty: Don't get so depressed Frank, you've only been out of work two days. Mr Rogers hasn't worked for six months.
Frank: Mr Rogers is 86 years old!
Trivia: Michael Crawford performed all of his own stunts in this series.