Summary: Prudence is on the pill; so is her sister-in-law, but someone has been swapping aspirin for their pills. Is it the teen-age niece, the maid, the chauffeur, a lover, Prudence's husband, or all of the above? (imdb)

Poster submitted by Gauntlet

Genres: Romance, Comedy

Country: UK

Directed By: Ronald Neame, Fielder Cook

Written By: Hugh Mills

Starring: Deborah Kerr, David Niven, Robert Coote, Joyce Redman, Irina Demick

More information at the Internet Movie Database