Continuity mistake: When Margie Manners is shown mopping the Cleaver's kitchen floor she is using a sponge mop. When Wally comes in, the scene then shows Margie pushing a string mop against Wally's shoes.
Leave It To Beaver (1957)
1 mistake in Mother's Helper
Starring: Barbara Billingsley, Hugh Beaumont, Jerry Mathers, Tony Dow
June Cleaver: Dear, do you think all parents have this much trouble?
Ward Cleaver: No, just parents with children.
Trivia: Phyllis Coates, who plays the new neighbor Mrs. Donaldson, played Lois Lane in the first season of the Superman TV series in the 1950s.