Historian and vampire fan Lisa Hilton uncovers why we have been obsessed with vampires for centuries and charts their transformation from bloodsucking monsters to romantic leads. Show more

Alex Riley dips a toe into the murky waters of the drinks industry. He makes cheap plonk and dresses it up as fine wine, and tries some cheap superstrength lager. Show more

Why are we so fat? Becca Wilcox sets out to find the real culprits behind Britain's obesity epidemic, the secret feeders who make fat profits from ever-expanding waistlines. Show more

Actor Danny Dyer goes on a quest to spot a UFO. He examines reported UFO landing sites and sinister evidence that aliens may have conducted scientific experiments in Britain. Show more

Documentary in which Rebecca Wilcox investigates carbon dioxide emissions, finding out if the energy and aviation companies are as green as they seem or just full of hot air. Show more

Documentary in which Otto Baxter, who has Down's Syndrome, charts his coming-of-age year and his search for love and adventure in a society which treats him like a child. Show more

Documentary following up on a 1979 BBC programme that explored life inside Radley College boarding school. What kind of men have those boys become in 2013? Show more

Series looking inside the world of private medicine. This episode explores the rise of cosmetic medicine in the area, and features both patients and doctors. Show more

Documentary in which Rachel Bruno sets out to discover the truth about the illness - bipolar affective disorder - that affects her dad, ex-heavyweight world boxing champion Frank. Show more

Series looking inside the world of private medicine. This episode looks at those practitioners offering complementary and alternative therapies. Show more

Documentary. TV chef, best-selling author and ex-model Lorraine Pascale looks back at her childhood and tracks down the foster carers who looked after her as a child. Show more

Sophie Raworth presents the intimate story of Britain's royal weddings, from the Queen Mother through to Princess Margaret, told from the point of view of people who were there. Show more

Sophie Raworth presents the intimate story of Britain's recent royal weddings, starting with the wedding of Princess Anne to Captain Mark Phillips. Show more

Jodie Kidd explores the world of miracle healing. She meets shamans in Nepal and talks to Rupert Issacson, who believes his autistic son Rowan is living proof of their power. Show more

Series looking inside the world of private medicine. This episode features a range of patients, some very wealthy but others whose care is paid for by charity. Show more

The story of two state-school educated boys who dream to scale the heights of Oxbridge university politics, the nursery slopes for Westminster. Both are passionate Conservatives. Show more

Investigation series. Alex Riley sets out to find the ultimate nasty fish dish and, amid the cheap, codless fish fingers and fake prawns, unearths a fishy world of waste.

Crowned in front of TV audiences of 20 million, Britain's beauty queens of the 1970s and early 80s dated royalty and rock stars. This film looks at what has happened to them since. Show more

Documentary about dieting and weight-loss groups. Filmed over three months, it follows the diverse members of three different slimming clubs as they try to lose weight. Show more

Vanessa Engle talks to people walking their dogs on Hampstead Heath, discovering moving and surprising stories about the often remarkable relationships owners have with their pets. Show more