S3 E1 Lone Wolf In an attempt to gather information on the Grey Aliens, Harry puts Asta in harm's way.

S1 E8 David Tennant, Roisin Conaty, Lydia West, Sara Cox David Tennant, Roisin Conaty, Lydia West, and Sara Cox are here to show their knowledge in another round of TV-related challenges and discussions, hosted by Rob Beckett.

S6 E7 Lost and Found The hunt is on for a missing schoolboy, a man suspected of assault collapses in the custody suite, and a pensioner vanishes after a night out.

Pursuit specialists Dan and Daz of the Proactive Team find themselves on a rooftop looking for a burglar, but they suddenly get called away to catch a speeding stolen car in Reading and are soon hot on the tail of a gang of criminals. Meanwhile, in Slough, Charlie and Mish have come across a criminal as he takes drugs right under the noses of officers.

S5 E3 Kanalu Hope Loa (The Last Break) Three female thieves inadvertently make themselves into some serious targets when they take something during a tour bus robbery, and Danny searches for his brother's money.

S2 E11 School The team faces difficult reminders of a past school shooting when they receive a warning that a copycat plans to re-enact the crime. As the team races to stop the new threat, they flashback to the day of the tense first mission.

S19 E2 A closer look at New Zealand cops as they deal with the challenges of monitoring the nation's busiest motorway.

S19 E3 A 12-year-old is caught driving, a scrub fire by the motorway causes chaos, and senior constables Errol Diprose and Sheryll Pearce stop a drunk driver who is back to their old tricks.

S1 E1 Big School It's Joe Connolly's first day at secondary school, and everything is going wrong. Surviving the worst first day ever without his best friend could prove difficult.

S1 E2 Trouble When an adrenaline-fuelled game of dares gets out of hand, Joe accidentally throws a ball at a teacher and ends up in big, big trouble.

S5 E1 A Frog Tale When Lala turns into a frog and announces that she'll be moving to a bigger pond, Gloria is hurt and holds a contest to find a new tankmate.

S5 E2 A Little Too Wild Melman is nervous about his first sleepover away from the habitat when the gang goes camping in a vacant part of the zoo; Melman must learn that the best way to cope with fear is to face what scares him.

S2 E5 The Strange Case Of Mrs Fillyjonk When Moominmamma is accused of an unlikely crime, Moomintroll turns detective to try to save her. He tries to succeed where his father couldn't.

S2 E6 The Hobgoblin's Hat Moomintroll and his friends find a magical and mysterious hat. While fun to begin with, they soon realise that the hat is dangerous.

S9 E7 The ninth season of the insightful documentary following the daily dramas of caring for 240 cheeky primates at the Monkey World Ape Rescue Centre.

S2 E4 Extended Episodes A new arrival creates a sensation among the staff, and the other orphans are finding it hard to accept their classmate, Alba, the only known albino orangutan in the world.

S2 E5 Three-year-old Wine ditches lessons to make a remarkable new friend, as she bonds with a young macaque. Two refugees from a Thai circus, young mother Sampit and her son Sawadee, get a second chance at living semi-wild on a pre- release island.

Shanghai International Circuit readies itself for qualifying as the fight for Sunday's pole position at the Chinese Grand Prix, set for a race start of 8am GMT, begins here with Q1.

The Chinese Grand Prix plays centre stage to the first of six Formula 1 Sprints this season. Lasting 30 minutes, this flat-out, shortened race rewards dynamism and bravery.

S8 E12 Mountain of Madness After a chaotic fire drill at the nuclear power plant, Mr Burns organises a team-building exercise in the mountains. But an avalanche traps him in an isolated cabin with Homer.

S8 E13 Simpsoncalifragilisticexpiala(Annoyed Grunt)cious Nanny Shary Bobbins comes to the rescue of the Simpson family. Eldest son Bart is a tearaway and husband Homer doesn't lift a finger to help mother-of-three Marge, who is so stressed that her hair has started to fall out.

S8 E14 The Itchy & Scratchy & Poochie Show Homer gets a job on a local show, providing the voice of a wisecracking hip-hop surfer dog, a new character brought in by the network to shore up falling viewing figures.

S8 E15 Homer's Phobia When Bart befriends a gay antiques dealer, homophobic Homer decides to bring out his son's masculine side by taking him hunting, but all does not go to plan.

S8 E16 Brother From Another Series Sideshow Bob is once again released from prison, into the care of his brother Cecil. Bob takes a job on Cecil's dam project, but Bart and Lisa suspect he's up to no good.

Stay up to speed with the afternoon's football up and down the country, as goals go in and updates arrive in the studio from around the grounds.

Shanghai International Circuit readies itself for qualifying as the fight for Sunday's pole position at the Chinese Grand Prix, set for a race start of 8am GMT, begins here with Q1.

S8 E17 My Sister, My Sitter Bart tries everything he can to destroy Lisa's image as a dependable babysitter when she is left in charge.

David Attenborough embarks on a journey into the past to explore the ancient world of the pterosaur, a remarkable flying monster that ruled the skies 200 million years ago.

A federal agent and an Interpol detective play a cat-and-mouse game with cunning illusionists who rob corrupt business leaders during their performances before funnelling the money to members of the audience.