A lowly insurance clerk tries to curry favour with his seedy manager by lending him his flat for his extramarital flings. But the clerk soon grows wise to the nastiness of corporate ethics and infidelity when his heartless boss seduces the elevator girl, whom he has always loved from afar. Oscar-winning comedy drama, directed by Billy Wilder and starring Jack Lemmon, Fred MacMurray and Shirley MacLaine.

Bud Baxter is a minor clerk in a huge New York insurance company, until he discovers a quick way to climb the corporate ladder. He lends out his apartment to the executives as a place to take their mistresses. Although he often has to deal with the aftermath of their visits, one night he's left with a major problem to solve.