Unfaithful (2002)
Connie is a wife and mother whose 11-year marriage to Edward has lost its sexual spark. When Connie literally runs into handsome book collector Paul, he sweeps her into an all-consuming affair. But Edward soon becomes suspicious and decides to confront the other man.
Directed by: Adrian Lyne
Starring: Richard Gere, Diane Lane, Olivier Martinez, Erik Per Sullivan, Zeljko Ivanek, Dominic Chianese
Links: IMDb, Movie posters, Movie stills