What To Watch: Survivor Names New Champ, Gunpowder Ends And More

Courtesy of CBS

On TV this Wednesday: Survivor crowns its latest winner, The Librarians commandeer Santa's sleigh and Kit Harington's HBO miniseries reaches the end of its fuse. Here are 10 programs to keep on your radar:

Showtimes for December 20, 2017

8:00 PM ET

Grandma Got Run Over by a Reindeer

The CW

Based on the goofy holiday song, this animated special follows young Jake Spankenheimer's adventure to find his missing meemaw and prove that Santa is real.

The Librarians

TNT

Two episodes: The gang uses Santa's sleigh to save Christmas from Ezekiel's career-criminal mother and Santa's grinch of a brother. Then at 9 pm, everyone is drawn into the world of Baird's favorite film noir.

Survivor

CBS

Season 35 finale (two hours, plus reunion show): The remaining castaways compete in a new immunity challenge; the sole survivor is awarded the $1 million prize.

Will & Grace

NBC

Repeat to Revisit: Karen struggles with a personal tragedy, earning portrayer Megan Mullally a Performer of the Week Honorable Mention!

9:00 PM ET

The Top 12 Greatest Christmas Films of All Time

The CW

Encore presentation: In this special, which first aired in 2016, the once super Dean Cain counts down the best holidays films ever made.

Vikings

History

Ivar meets his match in Bishop Heahmund; Floki makes his return to Kattegat.

10:00 PM ET

Gunpowder

HBO

Miniseries finale (65 minutes): Catesby and his men load up the tunnels below Parliament with barrels of 1) monkeys, 2) crackers or 3) gunpowder?

Happy!

Syfy

Sax relives a dark past as he and Happy look for his daughter; Merry and Amanda make a shocking discovery.

Knightfall