Missing his Pops, Adam finds himself disenchanted with his once favorite time of year, Halloween. Beverly tirelessly tries to resurrect Adam's Halloween spirit from the dead, encouraging Pop Pop to spend some quality time with his grandson. A night of mishaps and chaos turns out to be just the adventure Adam needs. Meanwhile, with the push and support from Joanne, Barry decides to bring his former alter ego, rapper "Big Tasty", back to life; and a chance encounter with the legendary Elvira, Mistress of the Dark, brings Barry and Joanne closer together.

Hammer's worlds collide when her mother becomes her patient. Scott's history with the father of a patient interferes with his perception of a case. Crockett's allegiances are challenged when his patient's liver is a potential transplant match.

With Astra, Spooner and a now-human Gideon trying to save the Legends, Gideon becomes overwhelmed by her new human choices sending her into a catatonic state. Astra and Spooner combine their powers to enter Gideon's mindscape and discover that a virus is trying to erase all of Gideon's memories. Acting fast, they devise a plan to defeat the virus before it's too late. Meanwhile, the Legends are about to go up against a powerful new foe.

The Conner home is decked out for Halloween despite the leak in the roof that forces Dan and Louise to cancel their honeymoon. But all is not lost when Becky surprises the newlyweds and takes them on a virtual adventure around the world. Meanwhile, Darlene continues her spiritual journey, and Harris introduces Aldo's children to the family, where more tricks than treats await.

Marcie looks for investors in a new venture and catches the attention of tech-entrepreneur Vivian Jefferson.

An unfortunate incident in downtown Gotham alerts Batwoman and the Bat Team that another missing trophy has made its way into the wrong hands. Meanwhile, a new member of the Jet family surfaces when Marquis Jet makes a not-so-subtle entrance, interrupting a very personal moment between Ryan and Jada. Batwing must decide if he's ready to suit up again, and the Hippocratic Oath forces a strained sisterly moment between Alice and Mary.

For 12 days, the Luvu tribe has avoided going to tribal council, but now that the three tribes have merged, their alliances will be tested. Also, there's a new twist when it comes to the merge.

Trick or treat is not the only question on the Hayworths' minds as they debate the best neighborhood for a spooktacular Halloween. Meanwhile, Connor navigates sharing the holiday with his ex-wife Emily.

When Coach Long and Bill take the boys on a camping trip as part of their newly formed scout troop, their starkly different approaches to the outdoors show Dean that his father isn't good at everything. As a thunderstorm threatens an eerie quest through the woods, Bill leans into his expertise to save the day.

Guy Fieri lays out what may be the hardest challenge in Flavortown history: Three chefs can only use 26 ingredients - one for each letter of the alphabet - over the course of two rounds. In round one, the chefs must make a chicken dinner using 13 ingredients, each one starting with a different letter from A to M. Then, round two has the remaining two chefs create their go-to seafood dish using 13 ingredients starting with letters N to Z. The chef with the highest score after this one-of-a-kind culinary spelling bee will get a shot at winning $20,000.

A major security breach in the city's computer networks forces Firehouse 51's senior leaders to take matters into their own hands. Severide gears up for an arson investigation.

Mark and Digger get raided by cops forcing them to flee across state lines. Tickle and the Laws assemble a new mega operation as Josh heads their way with a truckload of fruit. Mike and Jerry build the courage to return to the scene of their own crime.

Ruzek reunites with an old colleague to take down a crime ring, but when things don't add up, Voight and Burgess do some investigating of their own.

Danny "The Count" Koker stops at nothing to find and flip the greatest rides of all time.

Ambrose heads to the mainland to learn more about Percy's past and uncovers dark family secrets.

Gary's attempt to make things right for Sophie comes with unexpected repercussions. Eddie realizes Nicole needs help in her own ways, and Maggie connects more with Jane. Katherine discovers something new about herself.

Hattie struggles to adjust to her new delivery job, Nia revels in viral internet fame, and uncertainties rise to the surface at Chuck and Marie's lavish engagement party.

The CSI team investigates when a body is dug up in the luau pit of a Hawaiian-themed hotel. Also, Internal Affairs begins to question Grissom and Sara's return to the crime lab.

Coming Soon...

Cigarette sales suddenly rise in the U.S., Desi Lydic investigates Texas's extreme anti-abortion law, and Diego Boneta talks about his Netflix show "Luis Miguel: The Series".

Jimmy addresses a proposed tax on billionaires and a dangerous new UK dating show, then catches up with Elton John and Ava DuVernay before welcoming musical guest Walker Hayes.

Stephen welcomes actress Elizabeth Banks and actress Jorja Fox.

Now a successful MC, Doni hopes to persuade Nando to leave the streets behind by making him a business offer. Guided by her faith, Rita seeks closure.

The Clan makes big moves for Wu domination.

At the annual Winterfest celebration, Kinsey tries to play it cool around Gabe while a key found by Bode and Duncan may offer a way to take down Dodge.

Lahela is touched by the love between an elderly patient and his new bride, and can envision a future with Walter. But Noelani forces Lahela to question the long-term viability of a teen doctor and a surfer/skater, encouraging her to accept an invitation to a poetry reading from a young college-bound hospital volunteer. When all-business Clara learns she has to schmooze with colleagues to win the Chief of Staff job, Benny encourages her to show them her fun side by teaching her to "talk story".

Reagan conspires to keep her dad from finding out about her mom's wedding, while J.R. ropes Brett into a personal mission to help offload his mega-yacht.

With OxyContin abuse spreading across the country, Bridget brings the fight to Purdue while Rick and Randy seek to find a whistleblower within Purdue to tie their case together.

Venomous lorises, vicious martens, zoologist influencers - the Himalayas abound with dangers. Still, the goatzilla, aka gnu goat, calls to BTG's team.

James welcomes actor Jeffrey Wright, director Edgar Wright, and a musical performance by Glass Animals.

Answers come to light as Beast Boy, Miss Martian, and Superboy uncover an awful truth.

This week, Desiree attempts to affix tennis balls to gaffer tape, Victoria tries to construct a rudimentary pulley system, while Alan finds out how many circles he can carry.

Daniel wants to forget the bunker ever existed and reunite his family, but when his wrongdoing catches up with him, he is in danger of losing everything. Meanwhile, Anna threatens to go rogue, Lee is faced with a crisis, Beth's recovery is tainted by suspicion, and Eve is leading a secret double-life.