Kuvira threatens Zaofu; Bolin is caught in the middle of the bad blood between Su Beifong and Kuvira.
Mr Khan is over-the-moon when he learns that his mother-in-law wants to move into a home.
Mike gives Mandy advice on how to set aside money for paying taxes, but she decides to do things her own way.
Stephen Fry, Jo Brand, Josh Widdicombe, Phill Jupitus and Alan Davies look at parts of the body beginning with L.
The Sharks hear a pitch for hypergravity-exercise clothing, as well as a line of products that appeal to fans of facial hair, and a karaoke machine that adds jaw-dropping vocal harmonies to help users sound like their favorite singing stars. Also: belts that are easy for kids to use, and a follow-up on Barbara's Season 5 investment in a company specializing in hand-knitted socks and leg warmers.
Audrey must call in outside help as she is no longer immune to the troubles and Nathan may be lost forever.
As they travel across Nebraska, the group finds themselves trapped in a morgue as a literal zombie tsunami engulfs them; at the same time, Citizen Z gets a visitor who might not be who he seems to be.
Wayne Coyne of Flaming Lips fame joins Scott as they are visited by the show's accountant, a creepy couple and the scariest of all: the ghost of Scott's former career.
The Gedächtnis Esser continues to steal memories and Captain Renard's mother visits him in the hospital to try to save his life. Meanwhile Wu confronts Nick about Trubel and Nick and Adalind share a psychic connection.
Frank and Danny are determined to make sure that an international felon who always manages to walk away from murder charges ends up behind bars. Erin thinks about going into private practice after she looks into college costs for Nicky. Danny clashes with his new boss.
Deep in the mountains of Western Pennsylvania, John is a small mining community's only defense against an ancient Welsh spirit. In the course of protecting these isolated innocents, John finds a vital new ally in a mysterious young woman named Zed.
After a difficult start, Lewis and Hathaway's partnership seems to have gained some semblance of normality. DS Maddox has become a part of the team. Her abilities will be put to the test when an investigation begins on the brutal murder of an American classics student Rose Anderson Her body is hauled from the canal with a stand wound to the neck and abdomen. Suspicious soon fall on astrophysics professor, Felix Garwood who had recently broken off an affair with Rose. However, Felix was married to Rose's supervisor, Philippa Garwood. Could the jealous wife have committed such a murder?
Wayde & Brett build a 1,500-gallon aquarium into the restaurant ceiling at the Royal Blues Hotel in Florida that can also be seen from the hotel's pool. In Seattle the guys build a tank for worldwide internet sensation Henri the Cat.
Tara and Seb try to save their family and Evermoor Manor from the sinister Esmerelda.
The popular satirical news quiz, with team captains Paul Merton and Ian Hislop, guest host Damian Lewis and guest panellists Andy Hamilton and Roisin Conaty.
A look at the life and career of Heisman Trophy-winning tailback Ricky Williams, who was drafted by the New Orleans Saints in 1999 and played 11 seasons in the NFL.
Could the darkest recesses of our planet contain important information left by our ancient ancestors? And within Earth's mysterious caves, might we find evidence of otherworldly contact? Throughout human history, some caves have been considered sacred places for spiritual encounter and enlightenment, while others have been feared as true portals to purgatory. What happens in these subterranean spaces that has the power to influence religions around the globe? Could some of Earth's deepest caverns be secret conduits to supernatural realms? In Charma, India, archeologists recently discovered 10,000 year-old prehistoric artwork of what appears to be extraterrestrial beings. Could these paintings be a visual record of alien encounters in the distant past?
The last days of winter bring change. The future of town lies in the balance. Jason races the melting river crossings to reach his crashed airplane. Jeremy tests his nine-year-old son with a risky solo dog sled run through the woods.
Larry Lamb reveals how the Roman Empire became the dominant power in the Mediterranean. Beginning his quest at the Roma Termini train station in central Rome, he learns how the city was attacked by the Gauls in the Battle of the Allia, fought roughly 400 years BC. This three-year conflict inflicted great losses and damage, and left the Romans believing that attack was the best form of defence.
The iconic Ground Zero Flag, raised by firefighters on 9/11. A few hours after it was raised, this sacred relic simply disappeared. Then, a multi-million dollar collection of jewel-encrusted swords and daggers that once belonged to Harry Truman is stolen, in a daring daylight heist. Plus: the incredible story of John Dillinger's Tommy gun, stolen from a police station before becoming his favorite weapon, goes missing for decades.