Mirror Tulip and Jesse gain an unexpected companion.

Mirror Tulip and Jesse enter a carnival car and have to compete for the exit.

Dr. Halstead's world is thrown into turmoil when a former patient resurfaces. April has a secret she considers confessing to Ethan. Dr. Charles tries to maintain his focus during a difficult time.

Joanna and Billy face a verdict in their first case in their new firm, but when they return to Millwood for a high school reunion, an old friend from Joanna's past suffers a devastating loss that forces Joanna to face long-buried demons from her past.

The five Acosta children - Emilio, Lucia, Beto, Valentina and baby Rafa navigate daily life struggles to survive as a family unit after their parents are suddenly deported to Mexico.

When Brandon Landry, founder and CEO of Walk On's Bistreaux & Bar, cooks up a plan to go undercover and make improvements as his restaurant chain faces rapid expansion, his co-owner and partner, NFL Super Bowl champion Drew Brees, trades in his Saints jersey for an apron to tackle his own separate undercover mission at a New Orleans-based location.

The BAU team investigates an UnSub with striking similarities to Rossi's latest obsession, The Chameleon-a.k.a. Everett Lynch-who nearly killed him and then disappeared.

Four smiths are on a quest to forge signature blades from various Damascus patterns. A tedious and time-consuming task, only three competitors will be victorious. After a brutal second round the final two competitors are tasked with recreating their own version of the legendary Sword in the Stone. Find out which smith can pull the best sword from the forge and be crowned Forged in Fire Champion with a king's worthy prize of $10,000.

Roxy takes her first steps in speaking out against Nick, but quickly realizes the hardships that come with going public, especially when her rival attempts to discredit her story. Julia, frustrated with the lack of knowledge about her family history, meets up with her mom's cousin who explains a whole other side to her mom she never knew. Worried she might get cold feet later down the line, Amanda challenges Edie to explore her sexuality. Meanwhile, Leon tries to convince Edie to work a pro-bono case for her half-brother.

Richard wrestles with guilt over his deadly mistake, Hunter and Denise are interrupted during a late-night rendezvous, and the staff carefully navigate first family drama.

Ruby Howard helps a young Vietnam war deserter cross the border into Canada.

A fearful Valentina struggles to sleep at night after the recent loss of her parents. This takes a toll on Beto, who is left to comfort her. Val turns to religion in the hopes of getting her parents back and Lucia denounces that same religion, believing it is only doing harm to her younger sister. Meanwhile, Emilio tries to do right by his father by dismissing Oscar of certain duties, which only offends Oscar and leaves Emilio to run the restaurant on his own.

Guy Fieri's two worlds continue to collide as six more chefs from Diners, Drive-Ins and Dives and Guy's Grocery Games chefs pair up to create talented Super Teams. Guy brings back his DDD Dish Wheel and GGG Game Wheel, plus a never-before-seen "Wheel-y" Small Wheel to give these duos a real run for their money. The team left standing wins $10,000 and a return trip to Flavortown for the chance to win another $30,000 as the Super Team Champs.

Alex's company puts her up at a new luxury apartment building with a number of high-profile residents that the family is eager to take advantage of; Phil is on a mission to review the restaurant's famous sliders for his food blog.

Members of Firehouse 51 are dismayed to learn their boundaries have been redrawn to overlap with an adjacent station, and problems quickly arise. Casey and Gallo hunt a missing piece of equipment. Brett and Foster find themselves at odds.

Bjorn is forced to act quickly in the aftermath of the election for the king of all Norway. The Bandits attack Lagertha's village again confident of an easy victory. However, when the defense boils down to single combat with Lagertha, victory seems less likely. In Kattegat, haunted and paranoid, Hvitserk continues to unravel.

After Will's parents confess that they are inspired by his relationship, which they think is with Angie, Will and Angie must pretend to be a couple for the night in order to keep them from seriously considering divorce. Meanwhile, Douglas steps up to the boyfriend plate and offers to help Poppy with errands, only for her to discover how much she actually likes having time off; and the kids give Tony a makeover to ease his broken heart.

For the last six years, Red's been talking to Jalissa and her group of celebrity besties. Hot on the trail to meet Jalissa in LA, Nev and Kamie help Red uncover a truth that might turn her Hollywood love story into a tragedy?

As they await news of Halstead's fate, the team turns their attention to an illegal arms dealer. Atwater discovers his brother is in Chicago and could be tied to the case. Voight must deal with Halstead's shooter. Burgess makes her decision.

With a member of the BAU in the hospital, the team searches for Everett Lynch and his daughter. Spencer has a meaningful visit with his mother while she's experiencing a period of lucidity.

Dex is hired by a famous TV judge to help find his prodigal brother but soon finds that she is not the only one looking for him. Elsewhere, after a carjacking under his watch, Hoffman enlists Grey's help in tracking down the carjackers. Back at home, Dex isn't prepared for Ansel's unexpected news.

Tory Belleci and Streetbike Tommy meet experts from the FBI's bomb squad to reveal the cutting-edge forensics and technology required to investigate deadly bomb threats and neutralize them.

Michael Kosta gets hawkish on Iran, Trevor reports on new laws taking effect in 2020, and "CBS Sunday Morning" correspondent Mo Rocca discusses his book "Mobituaries".

Erik Griffin, Justin Martindale and Morgan Stewart discuss a shakeup in Britain's royal family and Pope Francis's hand-slapping controversy, and Karamo Brown tries stand-up.

Director Quentin Tarantino; actress Jodie Whittaker; Nathaniel Rateliff performs.

Stephen welcomes actor Larry David.

Kat's mental health crisis reaches a breaking point, triggering widespread damage. Mandy has an emergency, and Serena slips into loneliness.

Gaining the ear of the President, al-Masih issues a challenge and causes turmoil in the White House. But he soon faces probing questions himself.

The final leg of James's journey from north to south finds him in Shikoku and Kyushu - the largest of Japan's Southern Islands and a stunning paradise of blue water and semi-tropical sandy beaches. Cycling, archery, noodle making, and motorbike manufacturing are all in store, plus James is preserved for eternity in a creepy scarecrow village.

Murder is no laughing matter when Father Brown visits a jester convention.

Jimmy Carr hosts the classic words and numbers quiz as Sean Lock and Harry Hill take on Jon Richardson and Rose Matafeo, while Alex Horne joins Susie Dent in Dictionary Corner. Rachel Riley looks after the numbers and letters.

New Year's Eve celebrations are cut short when a masked man stabs a woman in her own home. Jack and the team must uncover the identity of the mystery murderer before they strike again.