In Defense of a Married Man (1990)

Matt Lee Whitlock, respected chief of police in small Banyan Key, Florida, must solve a vicious double homicide before he himself falls under suspicion. Matt Lee has to stay a few steps ahead of his own police force and everyone he's trusted in order to find out the truth.

Following the brutal murder of a young real estate agent, a hardened detective attempts to uncover the truth in a case where nothing is as it seems, and by doing so dismantles the illusions in his own life.

When reclusive Franklin cheats on his partner with a mysterious girl he meets on a dating app, it becomes the start of a deadly obsession.

Detective Kyle Bodine falls for Rachel Munro who is trapped in a violent marriage. After she shoots her husband, Kyle relucantly agrees to help hide the body, but his partner is showing an unusual flair for finding clues.

Rusty Sabich is a deputy prosecutor engaged in an obsessive affair with a coworker who is murdered. Soon after, he's accused of the crime. And his fight to clear his name becomes a whirlpool of lies and hidden passions.

A well-to-do husband who allows his wife to have affairs in order to avoid a divorce becomes a prime suspect in the disappearance of her lovers.

For five men, the opportunity to share a penthouse in the city -- in which to carry on extramarital affairs -- is a dream come true, until the dead body of an unknown woman turns up. Realizing that her killer must be one of their group, the men are gripped by paranoia as each one suspects another.

When a law-abiding woman gets indicted for murdering her husband, her lawyer soon realizes that a larger conspiracy may be at work.

When her American lover visits London, a wealthy woman’s jealous husband hatches a plan to murder her and inherit her fortune.

When an old friend of New York Sentinel Crosswords editor Tess Harper is found murdered on the very day her puzzle includes his proposal of marriage, Tess unofficially teams up with Detective Logan O’Connor to find the killer.