The Pyramid (R) Archaeologists exploring the remnants of an ancient structure discover there’s something trapped in the rubble — and it wants to kill them.
The Walking Dead (9 p.m. Sunday, AMC): Good thing the mid-season finale takes place at a hospital, because there’s bound to be plenty of bloodshed.
Downton Abbey Rediscovered (9 p.m. Sunday, PBS): This special includes a recap of the first four seasons and a look ahead to Season 5.
Toy Story That Time Forgot (8 p.m. Tuesday, ABC): It’s “action figures gone wild” in this new holiday special.
A Charlie Brown Christmas (8:30 p.m. Tuesday, ABC): The Peanuts gang returns in this perennial favorite.
Saturday Night Live Christmas (8 p.m. Wednesday, NBC): Merry Christmas from Tarzan, Tonto, Frankenstein and other characters.
A Very Grammy Christmas (9 p.m. Friday, CBS): Aw, I always loved Christmas at my grammy’s! Ariana Grande, Maroon 5 and others perform.