Director-cowriter Billy Wilder's comedy of errors follows a May-December romance between a young Parisian woman (Audrey Hepburn) and an American playboy (Gary Cooper). Wilder's frequent co-contributer I.A.L. Diamond shares screenplay credit.
A naive Texan aims to become a NYC gigolo, a forms a mutually-beneficial friendship with a hustler who takes him under his wing. When the hustler's health starts to fail, the Texan turns one final trick in a selfless bid to take his new friend to Miami.