What to Watch Today

Supergirl Begins, Switched at Birth Finale and More

On TV this Monday: Supergirl soars into action, opportunity awaits Switched at Birth, an extended Scorpion is exposed to a fiery threat and three unlucky test subjects are Buried Alive. Here are 10 programs to keep on your radar:

  • FXX
    The Simpsons 'Treehouse of Horror' Marathon

    Through 10:30 pm | A week of “Horror”-ible binges continues with nightmarish installments from Seasons 2 through 7.

  • NBC
    The Voice

    The knockouts begin as the strongest vocalists choose songs for a head-to-head battle and vie for a spot in the next round; Rihanna serves as an advisor.

  • ABC
    Dancing With the Stars

    After the remaining celebs showcase Halloween-themed routines, they are split into two groups for a one-of-a-kind competitive team dance.

  • A&E
    Fear: Buried Alive

    This live experiment finds three people sealed in underground coffins and monitored to examine how they endure true terror; filmmaker Eli Roth, sociologist Dr. Margee Kerr provide commentary.

  • ABC Family
    Switched at Birth

    Season 4 finale: Bay showcases her artwork; Daphne signs up for an international internship. (Get scoop; Renewed… by Freeform!)

  • Fox

    Bridgit Pike opts to take control of her future after rejoining her brothers; Edward and Kristen’s relationship grows; Penguin and Galavan battle for control.

  • CBS

    Series premiere: Supes’ cousin Kara (Melissa Benoist, Glee) decides to embrace her abilities and become the hero she was destined to be. Calista Flockhart (Ally McBeal), Chyler Leigh (Grey’s Anatomy), Mehcad Brooks (Desperate Housewives), David Harewood (Homeland) and Jeremy Jordan (Smash) co-star. Read our review; get scoop. (The show moves to 8 pm next week.)

  • The CW
    Jane the Virgin

    Jane worries about what accepting a slot in her desired graduate program would mean for Mateo; Michael turns to Rogelio for advice about handling Jane.

  • CBS

    Special time, 90 minutes: The team’s new project is threatened by a computer virus, turning a “smart” build- ing into a burning death trap with people stuck inside.

  • FX

    The Gerhardts continue their search for Rye; Lou travels to Fargo; Peggy learns of a new theory surrounding the Waffle Hut shooter. (71 minutes)