8 p.m. ET on HALLMARK “The Last Ship” co-stars Bridget Regan and Travis Van Winkle reteam in this 2017 holiday romance about a newly single travel writer, Emory (Regan), who arrives in rustic Pine Grove expecting to spend Christmas alone, only to find herself forced by a reservation mix-up to share the last available cabin with a handsome widower (Van Winkle) and his adorable young daughter. Emory finds herself drawn irresistibly into the family fun of her unexpected roommates.
9 p.m. ET on HISTORY – Season Finale
The Season 7 finale, “Hell or High Water,” finds Marty wrapping up the trapping season on a happy note, with a record haul of fur, while Morgan takes the controls for the first time to pilot a plane over the Great Alaska Range. Eustace, meanwhile, scrambles to raise enough money to make a down payment on some land before it falls into the wrong hands. Elsewhere, Tom battles the rapids on the Kootenai River.
9:01 p.m. ET on ABC
Captain Sullivan (Boris Kodjoe) hosts a training seminar as part of his continuing effort to unite the police and fire departments, but the event does not go as he had planned in the new “Do a Little Harm… .” Elsewhere, after Miranda (guest star Chandra Wilson in her “Grey’s Anatomy” role) has a frank conversation with Ben (Jason George) about their marriage, she makes a tough decision about their future together.
9:01 p.m. ET on CBS
Recovery buddies Christy and Jill (Anna Faris, Jaime Pressly) have found common ground on which to build a close friendship despite the vast socioeconomic gulf that stretches between them, but in a new episode called “Cottage Cheese and a Weird Buzz,” an issue involving money — specifically, a gambling debt — leads to a clash between the two. Meanwhile, Adam (William Fichtner) is very uneasy about Bonnie’s (Allison Janney) latest hobby. Kristen Johnston continues her guest arc.
10 p.m. ET on NBC
For those who work in the Special Victims Unit, coping occasionally with mind-boggling horror goes with the job. In a new episode called “Caretaker,” however, Benson (Mariska Hargitay) and her team of detectives, along with other members of the New York Police Department, are forced to wrestle with a truly unthinkable crime after an entire family is murdered in their sleep. Sasha Alexander, Sandrine Holt, Gary Basaraba and Scott Bryce guest star; Kelli Giddish and Peter Scanavino also star.