La Notte (1961) a.k.a The Night
A wife has a chance to get back on her cheating husband but does not take it.
Eyes Wide Shut (1999) – Nicole Kidman
A wife flirts and dances real close to an old man she is attracted to at a party. Plus, her husband imagines her getting banged by a naval officer she has the hots for.
Closer (2004) – Natalie Portman
Guy no. 1 has an affair with Guy no. 2’s girl, while Guy no. 2 makes Guy no. 1’s girl do a strip show for him.
Amazon Women on the Moon (1987)
The President’s wife has a past that comes back to haunt her. Plus, a viewer rents an interactive video where he fucks another guy’s wife and gets caught.
Up in the Air (2009)
A married woman cheats during her business travels.
SAMA-809 Document Production Is Wooed By A Damn Beautiful Wife Too Perfect (2014)
Two husband watch their wives via hidden cameras and see if they will go with random guys who try to pick them up.
Sex Games for Couples (1976) aka Fantaisies pour Couples – France
Two couples are cheating with each other’s spouses before having an official wife swap.
Young Adam (2003)
A drifter screws the barge captain’s wife. Starring Tilda Swinton, Ewan McGregor, and Emily Mortimer.
Official Wife Swap Parody (2010)
Couples exchange wives to live the other pair’s life, but unlike the tv show, swapping goes up to the bedroom.
My Father’s Wife (2002)
A wife’s professor husband has an affair with his student. She gets consolation from her stepson.