Nightline (1979- )

When a U.S. Marshal falls in the line of duty, a seemingly cut-and-dry case turns into a deadly conspiracy as a family of law enforcement agents become the target of a mysterious assassin. Bridging personal differences and crossing professional boundaries, the Thornhill family must use the expertise from a lifetime of protecting civilians and politicians to protect one another and bring the killer to justice... even if it means betraying their sworn code.

R.J. Decker centers on the eponymous R.J. Decker, a disgraced newspaper photographer and ex-con who starts over as a private investigator in the colorful-if-crime-filled world of South Florida, tackling cases that range from slightly odd to outright bizarre with the help of his journalist ex, her police detective wife, and a shadowy new benefactor, a woman from his past who could be his greatest ally... or his one-way ticket back to prison.

Old friends JD and Turk scrub in together for the first time in a long time, learning that medicine has changed; interns have changed; but their bromance has stood the test of time.

In Boston Blue, NYPD Detective Danny Reagan takes a position with Boston PD. Once in Boston, he is paired with Detective Lena Silver, the eldest daughter of a prominent law enforcement family.

FROM unravels the mystery of a nightmarish town that traps all those who enter. As the unwilling residents fight to keep a sense of normalcy and search for a way out, they must also survive the threats of the surrounding forest – including the terrifying creatures that come out when the sun goes down. In season two, hidden truths about the nature and terrifying origins of the town begin to emerge, even as life for its residents is plunged into chaos by the arrival of mysterious newcomers.