 Thirty-five five-minute films were broadcast on BBC 1 accompanied by Mike Batt’s music and the Wombles' theme song, "Wombling Free".Characterised by actor Bernard Cribbins's voices and the work of animators Ivor Wood and (later) Barry Leith, the popularity of the Wombles grew.Beresford took part in live phone-ins with children in Australia, and in South Africa she enchanted a hundred Zulus with Womble stories.