Terrestrial The Man Who Cycled the World BBC2, 7pm One man, one bike, one dream: to be the fastest chap around the globe. Mark Beaumont must cycle 18,000 miles in 200 days. Narrated by Peter Capaldi, this four-part documentary starts in Edinburgh last June, as Beaumont collects his bike. His team of advisors, led by his mum, estimate he will need to consume thousands of extra calories per day - tough when you're vegetarian. The journey's first leg will last 22 days, ending in Istanbul.

I Am The Elephant Man: A Bodyshock Special Channel 4, 9pm Huang Chuncai tells his own extraordinary story as he undergoes surgery to remove tumours weighing 20kg that have caused him a lifetime of suffering and now threaten to become fatal. Huang movingly describes what it means to be trapped inside a body that he can't control, and which is likely to kill him young; so afraid of being laughed at that he has lived as a virtual recluse, never leaving his remote village. The film also explores the effect the condition has had on his family.

Damages BBC1, 10.35pm Events surrounding the Frobisher hoo-hah draw to a conclusion. Having been charged with David's murder, Ellen's bail conditions prevent her from attending his funeral. Meanwhile, Patty returns to the Frobisher case for the first time since Ray Fiske's suicide. Determined to clear her name, Ellen persuades Patty to represent her, promising she will hand over Gregory Malina's videotaped confession once she's exonerated.

Digital The Outlaw Josey Wales TCM, 9pm Clint Eastwood stars in and directs a bleakly brilliant western about a lean dude narrowing his eyes and seeking revenge for the murder of his family by Union soldiers during the Civil War.

Young Mums' Mansion BBC3, 9pm From the makers of the series Baby Borrowers and Filthy Rich And Homeless, a spot of nightly social experimentation - or is it exploitation? A group of single parents and their children live together for one month to see whether communal living can help them change their lives for the better. To begin with, 10 single mums and their children arrive at the mansion and settle in to their new home. Twenty-nine-year-old Danielle is selected to lead the group through the first few days. In real life, Danielle works part-time as a sales assistant in a clothes shop and describes herself as being a "manager type" who takes it upon herself to lead others and delegate tasks. Her mansion duties include organising the sleeping arrangements and delegating the daily chores. Danielle's rules, rotas and regulations don't go down well with one or two of the others who aren't keen to change their child's routine.

The Fixer TCM, 11.30pm Alan Bates stars as a Russian peasant who refuses to make a false murder confession in John Frankenheimer's dogged and worthy adaptation of Bernard Malamud's seminal novel.

Radio The Investigation Radio Scotland, 8.50am Given that it has always been medicine's first principle to "do no harm", why is "patient safety" the buzz phrase today? Edi Stark explores the mistakes which can befall certain hapless patients in hospital. And at 2.15pm on Radio 4, the Afternoon Play: The Walrus and the Terrier examines Nobel laureate, Albert Schweitzer through the eyes of the late journalist, James Cameron who, on assignment to the doctor's African mission, found it was far from being the enlightened centre the west presumed it to be.