Documentary looking back on the eight day swim that comedian David Walliams undertook for Sport Relief 2012. Providing the inside story and exclusive behind the scenes access, the documentary takes in all the highs and lows of the outstanding challenge that saw David pass through seven counties, make 111,352 strokes, burn 68,000 calories, battle a serious bacterial infection and even save a dog from drowning as well as enjoy visits from fellow comedians Miranda Hart, Rob Brydon and Jimmy Carr.

Sports personalities Michael Vaughan, Ben Cohen, Gabby Logan, Tyson Fury and Neil Ruddock face their toughest challenge to date - performing a stand-up comedy set to a packed audience. Each is paired with a top stand-up in Patrick Kielty, Jason Manford, Andi Osho, Chris Ramsy and Dan Sloss, but with less than two weeks to get a set together, it is not just the sports stars who have a challenge on their hands.

On 22 January 2012, Blue Peter's Helen Skelton completed an epic 500-mile trek to the South Pole for Sport Relief, using three modes of transport: kite skiing, cross country skis, and - in a world first - by bike. This is the story of how she made that gruelling journey, experiencing temperatures twice below that of a household fridge freezer. As well as dealing with temperatures of -36 degrees, she had to battle with blisters, not washing for weeks on end, and a cough that threatened to give her pneumonia.

John Bishop takes the word 'triathlon' to new heights in an extraordinary physical and mental challenge for Sport Relief. John cycles, rows and runs from Paris to London, accompanied by celebrity supporters like Davina McCall, Chris Moyles, Freddie Flintoff, Dermot O'Leary and Frank Skinner. This incredible challenge pushes John to his limits, and the only way he keeps going is remembering why he is doing it in the first place - to raise money for Sport Relief. John visits Sierra Leone to see the incredible work done by Sport Relief, and learns how vaccines that we all take for granted in the UK can save lives. This intimate and honest documentary captures the laughter and the tears as John battles with intense pain and exhaustion in his determination to succeed.

Sport Relief is back, and it's bigger and better than ever before. This year's event, in the greatest year of sport, brings together the biggest stars and TV brands in a huge celebration to try and raise a record amount of money for Sport Relief.

The Sport Relief marathon continues on BBC2 with David Walliams and Miranda Hart taking over the presenting duties. Sporting royalty Zara Phillips and Sir Steve Redgrave join the cast of Twenty Twelve as the spoof organisers of the 'Olympics' produce yet another fine mess en route to the Games, while Jake Humphrey presents a special Never Mind the Buzzcocks with Louise Redknapp and Mel C alongside the regulars.

John Bishop, Fearne Cotton and James Corden are in the hot seat as Kate Moss, Stella McCartney, Colin Jackson and Linford Christie are among the star names appearing with Jennifer Saunders and Joanna Lumley in a special edition of Absolutely Fabulous for Sport Relief. There's also a special edition of Question of Sport, with 'Sue Barker' as you have never seen her before!

Back in January, Jo Brand embarked on a seven-day challenge to walk 135 from east to west across the country - and cameras followed her every step of the way. The comedian took on the challenge to inspire all overweight, middle-aged women across the nation - as well as raise money for Sport Relief 2016. Starting out on the Humber Bridge with the aim of reaching Liverpool within seven days, she was tested physically and mentally as she battled extreme cold, gale force winds and torrential rain. But she still found time to share a joke or two with Alan Davies, Lee Mack, Bill Bailey, John Bishop, Gabby Logan and Davina McCall, who joined her on various days.

Documentary following the comedian as he pushes his body and sense of humour to the limit for Sport Relief by taking on the immense challenge of travelling to South Africa to run 27 marathons in 27 days to mark the number of years that his hero Nelson Mandela spent in prison. Cameras chart Eddie's gruelling, uplifting and hilarious journey through baking heat, high roads and hospitals - but can he make it to the final finish line?

Some of the biggest stars and TV shows come together to try and raise money for good causes in the UK and overseas, live on BBC One from MediaCityUK in Salford.

Sue Barker hosts a Sport Relief edition of the quiz programme on BBC Two, with Frank Skinner, Denise Lewis, Ed Balls, Paddy McGuinness, Matt Dawson and Phil Tufnell.

Davina McCall joins Andrew 'Freddie' Flintoff as Sport Relief 2018 reaches its conclusion on BBC One, with two more Celebrity Boxing and the climax of the non-stop football marathon There is also the climax to A Question of Sport Relief and live music from Rae Morris. Plus a special edition of Pop Star Penalties from A League of Their Own, and more from John Bishop and the England team.

Ore Oduba looks back at an extraordinary night of entertainment and fundraising as the UK got behind Sport Relief 2018, and discover how the money raised is spent.

A look back at 2018's Sport Relief. Reliving some of the best bits, finding out where the money's been spent and celebrating some incredible fundraisers.

Les Dennis, Susannah Constantine, Tameka Empson and Miles Jupp embark on a mission to regain their fitness, while trying to inspire the public to get active for Sport Relief.

Sport Relief host Paddy McGuinness walks, jogs and rows from his home to the Sport Relief studio in Salford. Featuring exclusive previews of Sport Relief 2018 moments.

Following former British Lions rugby captain Gareth Thomas as he attempts to conquer his fear of heights and do a parachute jump in aid of Sport Relief.

Documenting an incredibly inspiring charity challenge, popular TV presenter Zoe Ball attempts to cycle over 300 miles, all to raise awareness about mental health and raise money for Sport Relief.