TV TOP PICKS

6 p.m. on LIFE Married at First Sight

This unconventional docuseries and social experiment opens Season 12 with “Countdown to Meltdown,” which introduces the 10 new singles who are scrambling with final wedding preparations as they count down the days until they will meet their mystery spouse at the altar. On top of the usual hassles, though, they’re also trying to manage potential misgivings on the part of their families and other loved ones. On the big day, one bride calls apart when a gift from her husband shatters her expectations.

8 p.m. on CBS SEAL Team

In a new episode called “The Carrot or the Stick,” frustrated by the absence of leads on Ray’s (Neil Brown Jr.) whereabouts, Jason (David Boreanaz) pushes the members of Bravo team to extreme lengths and even considers crossing a dangerous line to help locate their missing brother. Meanwhile, an exhausted Ray just tries to survive his captivity. Tim Chiou and Ben Youcef guest star.

8:30 p.m. on ABC Call Your Mother

Kyra Sedgwick, pictured, returns to series television in this new sitcom from writer-producer Kari Lizer (The New Adventures of Old Christine), which revolves around bored and restless empty-nester mom Jean Raines (Sedgwick). Noticing that her adult children now seem to be living their best lives, Jean makes the audacious decision to move across the country and reinsert herself in the lives of her offspring, much to their dismay. Rachel Sennott, Joey Bragg, Patrick Brammall, Emma Caymares and Austin Crute co-star. Sherri Shepherd has a recurring role.

8:30 p.m. on TBS Full Frontal With Samantha Bee

She may have been born in Toronto, but Samantha Bee is plenty savvy when it comes to American politics, which have become fairly, um, complicated in recent months. Now, as her adopted home turf is about to see a changing of the guard in the Oval Office, Bee returns for Season 6 of this Emmy-winning take-no-prisoners satirical series, which currently is the top-rated latenight series in ad-supported cable programming.