Christmas 2012: best TV on today, Saturday 29 December

We tuned in in our thousands to see the action, but none of us have witnessed what was going on behind the scenes as the BBC filmed the biggest sporting event Britain has hosted in decades. This documentary sees members of the BBC sport team, including Hazel Irvine and Steve Cram, share their memories of the epic Games.

Dad's Army night - from 5:05pm, BBC2

The evening kicks off with John Le Mesurier: It's All Been Rather Lovely - a look at the life of the much-loved actor who played Sergeant Wilson in Dad's Army. Next up is a tribute to the late Clive Dunn who passed away last month, followed by a screening of the Dad's Army film.

Last of the Summer Wine - 6:00pm, Yesterday

A rare chance to catch the pilot episode of the long-running and much-loved comedy. When two men steal Compo's TV, he retaliates by removing Nora Batty's underwear from her washing line.

Superstars - 6:45pm, BBC1

This year's Olympic heroes are put through their paces. Hosted by Gabby Logan, the one-off revival will see the likes of Mo Farah, Nicola Adams and Katherine Grainger go head-to-head.

30 Years of CITV - 6:30pm, ITV1

ITV celebrates three decades of wonderful children's programming. Ant and Dec, Holly Willoughby and Fearne Cotton look back at the shows which gave them their big breaks and remember TV classics like Art Attack, Fun House and SMTV Live.

Climbed Every Mountain: the Story Behind The Sound of Music - 8:15pm, BBC1

A must-watch for any fans of the musical movie. Sue Perkins runs up an Austrian hillside in search of the story behind Julie Andrews' hit, The Sound of Music, before meeting the real von Trapps and uncovering the truth about Maria...