A college professor comes into the ER and Conrad realizes it's a former patient of his from when he was an intern. Meanwhile, Devon ends up admitting a man - who swears by an anti-aging regimen that he thinks is the answer to eternal life - into the hospital after he collapses.

When a wealthy accountant is gunned down for secretly testifying against a notorious drug lord, the team's investigation leads Tiffany to ask for help from a friend who was formerly with the NYPD and is related to the dangerous crime boss.

John and Millie are on different pages about his new interest in hunting and Ada tries to bridge the gap. Mary follows a trail from her father that points to the disappearance of a teenage boy in Topeka. Meanwhile, Carlos has a heart to heart with Mary as Latika dives into her books to identify the monster.

The two-night event continues as 11 remaining couples perform to hits from their high school proms.

The Battle Rounds continue.

After getting some "cosmetic tweaks", Annie and Jack act like they're in their twenties again. Bex has an identity crisis when her class votes someone else Class Clown.

Jason learns he is a part of a greater conspiracy as The President's secret meeting is jeopardized.

The Fly Team searches Bucharest for a Romanian surrogate who goes missing shortly before carrying the biological child of an American couple to term. Also, Forrester's concern about the safety of his neighbors in Budapest intensifies.

When a fog falls over the Clearing, Eve leads a defense against a group of invaders, only to encounter a threat more dangerous than they've faced before. In 1988, Josh and Riley pursue a woman who may hold the key to stopping the impending tidal wave disaster.

The Romans await the news of the Country Music Legacy Awards nominations; Nicky & Luke meet with district attorney "Uncle" Tripp DeWitt. Meanwhile, Luke looks into Jamie's past and Albie learns of a new family connection.

A heavy storm hits St. Josephine, which opens the door for some emotional conversations. Calvin and Nova share a tough moment. An unexpected stranger arrives in town.

Max endeavors to save a nurse who has become the subject of a dangerous malpractice probe. Reynolds goes the extra mile to help a group of patients who are being poisoned in their own building. Bloom makes a startling admission to her sister.

After Hana is kidnapped while trying to help a young girl in peril at a rest stop that's on the way to her sister's house in Connecticut, Remy and the team pull out all the stops to find her.

When the team splits up to question a suspect's father, Simone and Laura discover critical information on how their abusive relationship is connected to the crimes. Following this lead, the team heads to Tucson to save the suspect's newest target. Meanwhile, sparks fly with Laura and her former colleague, Mark Atlas, as they debate the killer's motive.

Music quiz hosted by Greg Davies, with guests James Acaster, Kerry Godliman, Loyle Carner and Martin Kemp joining captains Daisy May Cooper and Jamali Maddix.

Trevor examines wild political ads, journalist Soledad O'Brien discusses "The Rebellious Life of Mrs. Rosa Parks", and Amy Schumer talks about the return of her show Inside Amy Schumer.

After discovering that their house has burned down, Coach Korn and Emma move in with Coach Barrett.

Nyx puts Wolfboy in a difficult position, forcing him to choose between his friends and the fate of the world.

Dr. Strauss leaves nothing unsaid. Sam gives it another shot with Mary. An idea sparks for Sam, and everything seems to click together.

Hannah and Gordon try to manage Bree's ego in the writers' room, Clay almost loses his mind trying to get his lines right during looping, and Reed joins Zack for a basketball game against some unexpected opponents.

Mack returns from the Womb with a clean slate. A seemingly peaceful game of cards goes haywire when Nina suddenly acts out of character.

Sixteen years earlier, we meet a bright-eyed Jax in her public defender days when she meets Damon for the first time.

Arguing that Spotify's business model exploits artists, musician Bobbi T faces Daniel Ek in a congressional hearing that could destroy his company.

Germán discovers that his mission has changed after returning from a work trip. Gloria asks Abel for help. Marcos receives a disconcerting phone call.

Dean and Nora find a hidden room where someone's been living. Theodora shares intriguing intel about Roger Kaplan. The family makes a fateful decision.

The news of Martin's Imperial College job offer is flying through the village, but the Ellinghams are yet to make a decision. Caitlin blames Bert for the flooded pub cellar, and an emergency on the rocks helps Morwenna make some important decisions.

As Lockdown kicks off in the UK, Dom decides to take his family to Durham to isolate and Boris tests positive...

In 2011, Edward and Hazel set out to build a lighthouse on the north Devon coast. By 2019, they were near bankruptcy with just a rusting shell. Three years on, has anything has changed?

Vinnie befriends an elderly woman who is hiding from Davey MacDonagh. Can the gang get their new friend to safety without Davey finding out?

The Ninja race through Ninjago City in their new golden vehicles and take out Crystal Warriors with the power boost that Pixal installed. Hope is short lived, and the Destiny's Bounty is attacked by Dragonides. The crystal beasts take the Ninja's new vehicles out of commition. Master Wu confronts the Crystal King, but both he and the Bounty are blasted out of the sky.