Better Call Saul and The Walking Dead Return as Supergirl Turns 100

One of TV's most acclaimed shows returns for its penultimate season, an old favorite returns for the second half of its tenth season, and a milestone episode brings some familiar faces back to the CW. Also: Fox's Amost Family ends its first (and likely last) season, new episodes of The Outsider, Homeland and Curb, and a new season of American Ninja Warrior Junior. Here's what's new and noteworthy on TV this weekend:

SATURDAY FEBRUARY 22

COMEDY SPECIAL: The HBO special Whitmer Thomas: The Golden One mixes documentary footage of the actor and comedian with candid material from his stand-up set at the Flora-Bama Lounge. Watch the preview. 10:00 PM ET on HBO

SEASON FINALE: Fox is burning off the final two episodes of its low-rated freshman drama Almost Family tonight as Leon Bechley (Timothy Hutton) goes on trial for his bizarre crimes while the half-siblings wrestle with conflicting allegiances. Watch the preview. 8:00 PM ET on Fox

SEASON PREMIERE: The second season of American Ninja Warrior Junior sends kids from 9 - 14 through a ninja course specially designed for their skill levels. Watch the preview. 7:00 PM ET on Universal Kids

NEW EPISODE: Join the Live PD camera crews as they follow law enforcement officers on late night patrols in cities across America. 9:00 PM ET on A&E

SUNDAY FEBRUARY 23

SEASON PREMIERE: The penultimate season of Better Call Saul kicks of with Jimmy McGill (Bob Odenkirk) officially assuming his Saul Goodman moniker and continuing to break our hearts one tragic episode at a time. Look for some increasingly flexible ethics and more seriously flashy duds as the season progresses. Read our review. 10:00 PM ET on AMC

MIDSEASON RETURN: Can The Walking Dead ever get its mojo back? That's the question our Josh Zyber asks in his latest treatise on the show, which returns with what we hope is a satisfying conclusion to its mid-season cliffhanger.. Watch the preview. 9:00 PM ET on AMC

MILESTONE EPISODE: What better way to mark the 100 episodes of Supergirl than by bringing back some familiar faces? Chris Wood, Odette Annable and Sam Witwer are all slated to return, as Thomas Lennon (Reno 911!) makes his eagerly awaited debut as Mr Mxyzptlk. Watch the preview. 9:00 PM ET on The CW

NEW EPISODE: With just three episodes left this season, things are heating up on The Outsider. Sensing something ominous afoot, Claude (Paddy Considine) reconnects with his brother in Tennessee, while Holly (Cynthia Erivo) and Ralph (Ben Mendelsohn) follow him in hopes of isolating the evil force and thwarting its next kill. Watch the preview. 9:00 PM ET on HBO

NEW EPISODE: Who's turning who? That's the question on Homeland as Carrie (Claire Danes) arranges a one-on-one with Yevgeny Gromov (Costa Ronin). Watch the preview 9:00 PM ET on Showtime

SEASON PREMIERE: The seventh season of Hallmark's When Calls the Heart follows Erin Krakow's frontier school teacher Elizabeth as her romance with Lucas (Chris McNally) heats up. Watch the preview. 8:00 PM ET on Hallmark

SERIES PREMIERE: The reality competition Disney Fam Jam teams families with choreographer Phil Wright to prepare dueling dance routines in pursuit of a $10,000 prize. Watch the preview. 8:25 PM on Disney Channel

NEW EPISODE: The crew celebrates the birth of a space baby on Avenue 5. Meanwhile, Ryan (Hugh Laurie) and Billie (Lenora Crichlow try to identify the source of an incessant beeping. Watch the preview. 10:00 PM ET on HBO

MIDSEASON RETURN: Nolan (Nathan Fillion) and the rest of The Rookie team frantically search for Officer Chen (Melissa O'Neil) after she is abducted in the show's midseason return. Watch the preview. 10:00 PM ET on ABC

NEW EPISODE: Susie (Susie Essman) throws Jeff (Jeff Garlin) a surprise party on Curb Your Enthusiasm, while Larry (Larry David) and Leon (J.B. Smoove) get their hands on a handicapped parking permit. Fred Armisen guest stars. Watch the preview. 10:30 PM ET on HBO

SEASON PREMIERE: The third season of Secrets of the Zoo brings viewers into the world of the Columbus Zoo and Aquarium, introducing them to the park's residents, as well as the caretakers who look after them. 9:00 PM ET on National Geographic Wild

Mike Attebery is Senior Editor at Primetimer and the author of seven mystery thrillers. Follow him on Twitter at @mikeattebery.