In this 1968 British comedy film directed by Joseph McGrath and starring Shirley MacLaine, Richard Attenborough, and James Booth, a bored housewife Harriet Blossom (Shirley MacLaine) becomes infatuated with her husband's repairman Ambrose Tuttle (James Booth), who lives in the attic. As their secret love affair unfolds, Harriet's husband Robert Blossom (Richard Attenborough) begins to suspect that something is amiss and enlists the help of Detective Sergeant Dylan to uncover the truth. Eventually, the trio comes together for a surprising conclusion.