On TV this Sunday: Dolly Parton hosts a Holly Dolly Christmas special, Starz reopens Power Book II and the Gallaghers return for their last hurrah. Here are 16 programs to keep on your radar; all times are Eastern.

Courtesy of Showtime
On TV this Sunday: Dolly Parton hosts a Holly Dolly Christmas special, Starz reopens Power Book II and the Gallaghers return for their last hurrah. Here are 16 programs to keep on your radar; all times are Eastern.
TV-movie premiere: Sparks fly between a romance novelist (Glee‘s Ali Stroker) and a man (Witches of East End‘s Daniel di Tomasso) who looks like the lead character in her books. (View full “It’s a Wonderful Lifetime” schedule.)
TV-movie premiere: A journalist (Wonder Years‘ Danica McKellar) heads home to reconnect with her family after her column is cut. (View “Countdown to Christmas” lineup.)
Vanessa Hudgens (High School Musical) hosts this 90-minute special honoring film and TV GOATs from the ’80s to today.
Winter premiere: Tariq second-guesses letting Brayden in on the deal with the Tejadas; Monet lays down the law for Dru and Diana. (Watch trailer.)
Docuseries finale: The administration’s second term and near-collapse following the Iran-Contra scandal is examined; Nancy reveals her true power.
Country superstar Dolly Parton shares personal Christmas stories, while performing holiday classics and faith-filled hymns, in this hour-long special.
Season 2 finale: Past events fuel Amena’s desire for vengeance as she prepares to face Aulus once again.
The first of two standalone episodes in the lead-up to Season 2 follows Rue as she celebrates Christmas in the aftermath of her relapse. (Watch trailer.)
Gwynn learns Tobin’s secret, while Talon learns about a long-lost power; two groups with disparate agendas hunt for Yavalla. (Get CW midseason dates.)
Final season premiere: The pandemic hits the Gallaghers hard and forces Kev and V to get creative; Ian and Mickey’s “honeymoon” ends. (Get preview.)
Brian’s new job as a journalist reveals Pawtucket Pat’s racist history, which leads to a town debate over the removal of a commemorative statue.
Two episodes: First up, the team works with burglars who found a murdered reservist. Then at 10:30 pm, Kensi must work with a sociopath she put away years ago (read preview/watch sneak peek).
Docuseries finale (90 minutes): Surprising roadblocks continue impede on Madison’s investigation.
Limited series premiere: A New Orleans judge (Breaking Bad‘s Bryan Cranston) is faced with an impossible decision after his teenage son is involved in a tragic accident; Michael Stuhlbarg (Boardwalk Empire) and Isiah Whitlock Jr. (The Wire) co-star. (Read review.)
TV-movie premiere: A jeweler (Twilight‘s Ashley Greene) teams with a reporter (Chesapeake Shores‘ Brendan Penny) to a charm bracelet’s owner.
Season 1 finale (two episodes): Cap unwittingly becomes a participant in Skip’s test; angry ranchers force the team to make a major decision.