10/14 Drama documentary reliving the story of Elsa, the orphaned lioness of the film Born Free. (R)
1/4 Iain Stewart explores the most powerful giant waves in history. (R)
1/4 An elderly poet with no family is found impaled on spikes under a bridge.
2/4 Wallander is challenged about police incompetence and vigilante groups soon spring up.
With the Real Thing, Jigsaw, Cilla Black, Dave Edmunds, Hot Chocolate and the Sex Pistols. (R)
6/12 The work of the BBFC, with a look at some of the most infamous cases in its history. (R)
Alice Roberts swims in cavernous plunge pools, languid rivers and underground lakes. (R)
Sunday 12 August 2012