Revealing mistake: When Philip is in the bathroom at the new house Mike puts toothpaste on his toothbrush and then Philip smiles to reveal missing teeth. Look closely at Philip's teeth and you will see that they are not missing at all - there is black paint on his teeth to make it look like they are missing. (01:14:40)
Yours, Mine and Ours (1968)
1 revealing mistake - chronological order
Directed by: Melville Shavelson
Starring: Henry Fonda, Tim Matheson, Lucille Ball, Van Johnson, Tom Bosley, Louise Troy
Continuity mistake: In their first night at the new house the Beardsley's lose power completely. When the doctor arrives (Tom Bosley) he rings the electric doorbell.
Upvote valid corrections to help move entries into the corrections section.
Suggested correction: We have had the power go out at our house before and the doorbell still worked.
Frank Beardsley: Is that all? Why didn't she tell me?
Helen North: Because you would have said, "Is that all?"
Trivia: Tim Matheson (Mike) and Jennifer Leak (Colleen) later married after meeting on the set of the movie.