China Moon (1994) – Madeleine Stowe
A cop has an affair with a rich man’s wife and gets involved in a homicide.
husband is old
Perfect Proposal (2015)
A bastard son makes out with his father’s wife on the night of their wedding.
Effie Gray (2014) – Dakota Fanning
An old, rich writer marries a young girl but does not consummate their marriage. The young girl falls for a painter while she and her husband are together with him in a remote cabin somewhere in Scotland.
Untold Scandal (2003)
A wife of a Lord tells her cousin that he can screw her if he can seduce and impregnate the future concubine of her husband. The cousin shifts the bet to a chaste widow, but also screws the future concubine, anyway. The wife takes on a lover herself.
The Oldest Profession (1967)
An emperor finds that the prostitute he hires is his own wife. His wife says she pretended to be one so that she can catch him red-handed, but is that really the truth?
Round Numbers (1992)
A wife suspects that a hot model is having an affair with her husband. She enrolls in a health spa to spy on her and finds herself getting sexually involved with one of the trainers.
The Postman Always Rings Twice (1946) – Lana Turner
A drifter has an affair with the wife of a roadside restaurant owner. Together they plot to murder the husband and make it look like an accident.
Hot Shots! Part Deux (1993)
A wife had an affair with Topper Harley because she thought that her husband is dead. When they are able to rescue her husband, she wants to remain with Topper in the battlefield and promises him wild, passionate and unbridled sex if he lets her. Her husband is just a few meters away when she said it.