Ty is still in danger in Mongolia. Amy, having left her cellphone at Heartland, has traveled to be with her husband, and to add a wrinkle, Tim has insisted on joining her. There is added intrigue for Georgie as Dylan continues to take an interest in her.

Carlos Ochoa, the man convicted of killing Mia, awakens from his coma and provides Tanner and Cavanaugh with new details on their unknown suspect, including where to find a photo of him.

While in unfamiliar territory, the U.S.S. Discovery crew is forced to get creative in their next efforts to survive opposing and unprecedented forces and return home.

When the Simpsons go to a STEM conference, Lisa falls for a crooning jazz pianist named Brendan. Meanwhile, Bart discovers that he has an affinity for chemistry.

America is quarantined by the world - humans on the west coast and vampires the east. As both sides plot against the other, a mysterious girl arrives at The Haven in no mans land - a girl who could be the key to the vampires destruction.

Max and Leroy invite Annie to tag along on their next case, as she is an expert on the killer creature they are trying to find, but Max's survival skills are put to the test when they lose their way in the woods. Back at The Bureau Underground, Barry proves himself an asset in solving Captain LaFrey's dating struggles.

Khloé struggles to keep her explosive temper under control; Kris plants a secret tracking device on her mother; Kim questions the health value of Kourtney's gluten-free diet.

At the vet's office, Brian meets a female show dog named Ellie. Smitten with her, he enters a show dog competition, in which the winner gets to breed with her. Meanwhile, Peter and Lois go to extreme measures to try to convince Chris that "Arthur Valentine" doesn't exist.

Flavortown goes back in time as the chefs create unique retro dishes.

After napalm is detected at a crime scene, the NCIS team investigates the sole casualty for possible links to terrorism.

Frank's business takes a turn. Fiona tries to fit in with Ford's friends.

An entrepreneur from Brooklyn, New York, introduces an ingenious kitchen tool that solves one of the biggest gripes in cooking - the splatter that sprays your kitchen and clothes anytime you cook; an entrepreneur from Miami, Florida, invented a special stroller that allows caregivers to also fit in a workout; and entrepreneurs from New York City believe they have created the best men's garment out there.

Tandy and Todd stumble upon a new survivor, Karl, who has been trapped in a high-security prison in Mexico ever since the virus hit.

In the season premiere, Mykelti brings Tony's family home to meet her parents, but there's one small problem: they don't speak English. Then, Meri and Christine's mom, Annie, go to Utah for a potential business opportunity.

When Vice President Hurst feels threatened that Secretary of State McCord is vying to be the next president, she attempts to set Elizabeth up for failure by promising that Americans will continue to be able to adopt Russian orphans, despite the potential ban by Russia's president. Also, Elizabeth and Henry find out Stevie is dating Dmitri after he is followed by a Russian assassin.

A fateful event sends shockwaves through a community on the South Side of Chicago and connects the lives of Brandon, Ronnie, Emmett and Kevin in wholly unexpected ways.

An entrepreneur from New York City presents an innovative line of flatware, cups and plates that makes eating more hands-free and carefree; the only airtight, self-sealing zip-top bag in the world made entirely of pure silicone with all the benefits of glass is introduced by an entrepreneur from California; an Arlington, Virginia, entrepreneur hopes to take nap time to a whole new level; an entrepreneur from Pennsylvania is hoping to sell the Sharks on his non-toxic, super hydrophobic spray that repels stains.

Neil deGrasse Tyson features his interview with Alan Alda and discusses science communication with Matt Kirshen and Heather Berlin.

Alyssa and James decide to lie low, but their hideaway turns out not to be as safe as it first appears.

The crew wonder if Doc McStuffins can handle it in the emergency room; investors are less than thrilled with the first generation of hosts from "Westworld"; the Scooby gang tell each other how they really feel, with dangerous results.

When David and Karen Crawford disappear from a remote campsite, the task force quickly jumps on the trail to hunt down the kidnapper. Frank and Kennedy wonder if this crime is linked to a past, unsolved case.

Mallory is forced to turn to Father Brown for help when a VIP policeman is murdered at a bowls match.

Victoria Coren Mitchell presents as round two losers the Dandies and the Arrowheads return for one final chance to stay in the competition. Among the challenges facing the players is to determine what connects Extra Special, M Signature, Finest, and Taste the Difference.

Rugby player Luke from Hull has Tourette's syndrome and finds it hard to control his physical and vocal tics. With a job as a chef, a degree in science and health, and a great set of friends, Luke believes finding a girlfriend is the final piece of the puzzle. Bookseller Sam from Cambridgeshire longs for the romance he reads about in novels. Sam has Asperger's. He is gay and finds the scene intimidating, but is ready to put himself out there. Photography graduate Becky from north London is a self-confessed romantic. Becky has scoliosis, a genetic condition that causes a curvature of the spine. Becky has never had a boyfriend, but is determined to do something about it.

Successful GP Mona Mirza receives word that her brother has been kidnapped in Pakistan while en route back to the UK. The family's shock is not made any easier as it emerges her brother's teenage son Danny has aroused the interest of the police counter-terrorism unit following his disappearance from university, so Mona attempts to find Danny before the police do.

Nikki struggles to come to terms with life back home and seeks out fellow pathologist Sally Vaughan for support, only to learn she is nowhere to be found. National Crime Agency investigator Guy Bernhardt asks Nikki to help him by employing pathologist David Cannon, the chief suspect in Sally's disappearance. As Jack, Clarissa and Thomas share concerns about Nikki's wellbeing, a body found in a reservoir is linked to a murder case from 16 years previously. Return of the crime drama, starring Emilia Fox, with Julian Rhind-Tutt and Alex Macqueen.

At a college reunion, Luke finds new ways to avoid dealing with his feelings, Angus considers a business proposition, and Dylan meets Evie's ex.