Today, 14:30, BBC HD
In the latest episode of the drama set in a children's home, Sapphire struggles with her status as a mother figure for Harry.
When Sapphire explains to Harry that he has to get used to her not being around now that she has her own flat, Carmen offers to be his mum instead, but she is easily distracted and leaves Harry feeling neglected. When Harry runs away, Sapphire is determined to find him. Meanwhile, Tracy challenges the kids to look after eggs without smashing them to prove that they can look after a new computer.
Today, 14:50, BBC1
Back on the tiny Phillip Island off the coast of Australia, and home the Little Penguins, danger comes to the colony.
On Penguin Island we meet some of the residents of the world's smallest penguin species, including long-term Little Penguin or Fairy Penguin couple Bluey and Sheila. With the help of the rangers who study and protect the colony, the couple feed their chicks Sammy and Tom, and protect them from the many predators that target the area, including foxes.
Today, 16:00, Dave
The humble motorhome takes further punishment as Jezza, the Hamster and Captain Slow build customised versions and head off to the West Country.
Following on from Richard's previous success with the launch of motorhome racing on the track, the boys take the caravan-with-a-cab concept and improve it before finding out how their creations fare in the real world, as they make the most of a bank holiday weekend away. Meanwhile, Jeremy also takes to the test track to compare the new Audi R8 V10 Spyder with the latest version of Porsche's enduring 911 Turbo cabriolet.
Today, 17:05, BBC One HD
Documentary which uses spy cameras to get closer than ever before to the world's greatest land predator, the polar bear.
The cameras are just a breath away when two sets of cubs emerge from winter maternity dens. They also capture the moment when the sea-ice breaks away from the island in the Spring, and follow the bears as they hunt seals, raid bird colonies, dive for kelp and indulge in entertaining courtship rituals. As the film captures its intimate portrait of the polar bears' lives, it reveals how their intelligence and curiosity help them cope in a world of shrinking ice.
Today, 19:00, BBC2
Sue Perkins and Charley Boorman take a hair-raising trip down Alaska's Dalton Highway, where they must dodge 18-wheelers in arctic conditions.
In the first episode of this brand new series, Sue Perkins and Charley Boorman take a trip down Alaska's Dalton Highway - a 414 mile dirt track which is notorious as one of the world's most dangerous roads. Aside from Arctic conditions that leave the road in constant need of maintenance, and the constant danger of avalanches, they must watch out for other road users. When an 18-wheel truck comes in the opposite 'lane', there's only one rule - get out of the way!
Today, 19:30, Channel 4
The innovative series in which an ordinary British family samples a futuristic lifestyle continues.
After their home is completely remodeled and riddled with cutting-edge technology, the Perera family from Sheffield experience both the benefits and challenges life in the future could bring. In this edition, as the family's run-down MOT testing centre business receives a futuristic overhaul, mechanic Leon discovers how electric and hydrogen-powered cars will revolutionise the way we travel. Meanwhile, junior exec Joel tries out a computer that can be controlled with a magic wand.
Today, 19:50, More4
Bread is a subject close to Hugh Fearnley-Whittingstall's heart, he reveals in this episode of his cookery series. Can he get the nation baking?
It is Hugh's belief that making bread should be a part of everyone's weekly kitchen routine - and the recipes featured tonight might just win over some doubters. With simple white loaves, tangy sourdoughs and cheese-and-Guinness-stuffed soda breads on the menu, there is something for all tastes. Also on offer are tips on how to turn leftover bread into tasty treats, from an Italian bread salad to a three-course breadcrumbed dinner.
Today, 20:30, ITV1
With Danny away and Du Plessis doing community service, Ed is in charge of the Endangered Species Project as the drama series set in Africa continues.
Ed's head is turned by the arrival of the beautiful Kim Ferreira, proud owner of a lion boasting the Barbary gene, who has just moved into the area. When she asks him to go for a drink, Du Plessis claims to smell a rat. It turns out that he is right, as the Barbary lion is nothing of the sort and the lady is a confidence trickster and an animal smuggler, as the two belatedly discover. Fortunately, Danny returns in time to restore some order to the chaos the two have managed to create.
Today, 20:30, Channel 4
Mark Jenkins, the beleaguered proprietor of the Grosvenor Hotel in Torquay, reveals his sense of humour in the last episode of the documentary series.
Clearly stimulated by the local climate and the Devonshire country air, Mark believes that the great British holiday is due to make a comeback, the nation having grown tired of cheap breaks abroad. To demonstrate his confidence, he organises a final barbecue pool party as the summer season draws to a close, refusing to panic when the weather takes an unseasonal turn.
Today, 21:00, ITV3
Halloween brings a fresh case for Lewis and Hathaway as the Oxford-based police drama series continues.
Professor Ligiea Willard, an old friend of Dr Laura Hobson, is found with a stake through her heart. Further revelations soon follow as a student is found with her throat cut and a cryptic message leads to another dead body. The only link between the killings appears to be the victims' shared history. Past relationships come under scrutiny as Lewis's investigations lead to the records of an abandoned hospital, gradually uncovering a twisted tale of lies, deceit and misguided revenge.
Today, 21:00, BBC HD
Vampire Hal ventures into a terrifying new realm - the world of employment - as the acclaimed supernatural drama continues its fourth series.
Having separated himself from the rest of the world to avoid succumbing to his bloodlust, Hal is not accustomed to modern life. So when Annie and Tom order him to get a job, the bloodsucker is filled with terror. Hal starts working in the cafe with Tom, but he is soon approached by vampire Fergus, who tries to tempt Hal back into the fold, offering him a leadership role. But when Fergus and his gang attack the house in search of the baby, where will Hal's loyalties lie?
Today, 21:00, BBC2
Ben Fogle is in Botswana to join wildlife experts Brad Bestelink and Andy Crawford on a pilot research study, aiming to swim with Nile crocodiles.
Ben gets a chance to get a close-up view of the underwater behaviour of these reptiles, of which little is known. As the cases of fatal crocodile attacks in Africa have increased, new research is now needed. The team utilise new methods in order to observe them safely, but this doesn't stop a cameraman from having a closer encounter than he might have wished for.
Today, 21:30, BBC1
The period drama following events at 165 Eaton Place returns. It is September 1938 and Neville Chamberlain is about to return from Munich.
Sir Hallam is determined to persuade those in power that Hitler cannot be contained, but is met with short shrift from his superiors. A chance meeting with an unexpected face causes him to question more than his political beliefs. Two new arrivals at the house make their mark in different ways. While Sir Hallam's forthright aunt Blanche disrupts the routine upstairs, feisty new maid Beryl struggles to adjust to life in service.
Today, 21:30, Channel 4 HD
The wait is over! Fresh from success at the Golden Globes, gripping new psychological thriller Homeland finally arrives in the UK.
When disgraced counterterrorism agent Carrie Mathison discovers that an American POW has been turned by his captors, she begins to suspect Nicholas Brody, a Marine who has recently returned home to a hero's welcome after being held captive for eight years. While Carrie desperately tries to expose him as a threat, it becomes clear that the years of torture have taken their toll on Brody, whose attempts to reconnect with his family are increasingly hampered by his fractured memories.
Today, 22:00, 5 Star
The documentary series profiling the work of a high-speed police interception unit in South Yorkshire continues.
Mac stops a driver for having no insurance and unearths a huge drugs haul. The chopper tracks down two notorious burglars. Tim and Ange stop an alleged road-rage suspect armed with a table leg, and Phil wakes up the neighbours in his search for a couple of taxi-fare dodgers.
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