Barry and Team Flash come up with a plan to stop Cicada. However, the plan calls for Barry and Nora to travel back in time to gather some key necessities. However, Barry hesitates, concerned about his daughter seeing certain parts of his life. Meanwhile, Sherloque takes his concerns about Nora to Iris, and Caitlin turns up a key asset in the fight against Cicada.

Tensions within the Inner Circle are at an all-time high, as Andy comes to Rebecca's defense against Reeva. After making an important discovery about Dr. Risman's research, Lauren convinces Reed and Caitlin that they must take action to destroy it. Frustrated with not being taken seriously, Jace begins to strategize with the Purifiers. Meanwhile, the Mutant Underground continues to work on saving mutants. However, tensions flare between Blink and Thunderbird as they confront their differences.

Dan questions Peter's motives when he learns about the pricey Christmas gift that Jackie purchased for her new, unemployed beau. Mark and Mary write up their Christmas wish lists. Darlene receives dating advice from an unlikely source.

When the lead suspect of an unsolved and high-profile robbery case is released from prison, the NCIS team resumes their investigation with an undercover stakeout.

After the Top 7 artists are revealed as safe by America's votes, the remaining 3 artists compete for the Instant Save and 2 artists are eliminated.

Mike and Peggy think they might be expecting again, but later Peggy is diagnosed with having a cyst instead. The experience launches them into a debate about whether or not they should have another child. Meanwhile, the kids spy on Mike and Peggy to try to figure out what all their unusual behavior is about. When Pat overhears that they are going to have a little sister, the Cleary kids decide to dig deeper and continue their investigation, which only leads them on a downward spiral.

Bow makes a new friend at work and Dre thinks she has broken bird syndrome. Meanwhile, Junior transforms his shared room with Jack into a frat house, and Ruby and Diane gang up against them.

While Cole gets into the holiday spirit for his first Christmas with Maya, Murtaugh hopes he can convince RJ to come back home from Costa Rica for the holidays. At the precinct, Cole and Murtaugh are saddled with a complicated burglary and home invasion case. Meanwhile, Avery's holidays are a bit blue, and Bailey is still trying to figure out her new partner.

The Pierce family is reeling in the wake of Jennifer's disappearance. Jefferson, Lynn and Anissa all gather to discuss the most effective way to find her. After learning that Jennifer is with Khalil, Lynn goes to Detective Henderson to ask him to issue a warrant for Khalil's arrest. Meanwhile, Jennifer and Khalil are doing their best to stay off the grid but Tobias's new henchwoman Cutter is closing in on them.

After a key witness and a U.S. marshal are ambushed and killed, Maggie and OA must track down a man who leaked the information that led to their murders.

Further investigation suggests Gary's latest find may be the oldest discovery on the island to date, and Rick is faced with a tragic loss.

Vlad announces that construction on the house is almost finished, even though Lena still thinks there's more work to be done. Later, he asks Lena to help him on another project with a client more difficult than she is. Meanwhile, Martin begins dating Paige, a divorcee who works in his building and doesn't understand the arrangement he has with Lena. Elsewhere, Camille tries to be a good influence on Arthur's nephew and is delighted by their relationship, but is later judged by her parenting style.

The NCIS team investigates the murder of a Navy contractor who, unbeknownst to anyone, lived two lives for decades, with two wives, families and careers.

There's nowhere to hide when the artists are tested in precision portraiture. One artist misses the mark and is sent packing. The battle continues for $100,000 and the title of Ink Master.

Adam has a rude awakening for everything you thought you knew about sleep (or lack of it), from the mattress industry to supposedly lazy teens to sleep aids.

Logan is on vacation at Barefeet Retreat but his phone is broken. In India, customer service representative Vali helps Logan although he's in the midst of a crisis of his own.

Sergeant Grey informs Officer Nolan and Officer Bishop that they are going to have a movie director as a ride-along during their patrol after a fun afternoon granting the wish of a Make-A-Wish kid as honorary police officer Kaydence Patton. Meanwhile, Officer Bradford is tested once again after he learns that his wife, Isabel, has been arrested for drug possession.

D'Branin investigates the source of the malfunctions; Rowan prepares Thale for first contact.

The World's Fakest News Team fills in for a speechless Trevor by covering a blatant GOP power grab, and musician Anderson Paak discusses his album "Oxnard".

Coming Soon...

Stephen welcomes actress Julia Roberts and actor Patrick Wilson.

While Sue hosts a soul-crushing focus group for the Forkoontula, Frank tries to keep Vic from bonding with Chet, and Bill sneaks out with Bridget.

Ofelia's plan to recruit a new member goes sideways. Anatol gives Kajetan a new task and discovers a telltale sign of Light Brigade methods.

Ludo gets infuriating news, Chiara and her parents start therapy, and Saverio invites the girls to a secret party, where a familiar face shows up.

Coming Soon...

Nicco jeopardises both the Gang's plan to rescue one of their own and her football ambition - but as Bates closes in, can Nicco redeem herself and save the day?

Beth decides to tell Mercy that she is leaving Fermanagh, but Mercy protests and exclaims it will break her heart - and Billy's too. Beth puts her plan to run away with Liam into action but a suspicious and very drunk Billy questions Beth - is there anything she has to tell him?.

Lord Sugar pays the six remaining candidates a flying visit, challenging them to cash in on the lucrative Christmas market.