Computer-generated update of Serge Danot's classic 1970s children's series. After Dougal (Robbie Williams) accidentally releases the evil Zeebad (Tom Baker) from his prison, he and pals Ermintrude (Joanna Lumley), Brian (Jim Broadbent) and Dylan (Bill Nighy) embark on a quest to find three magic diamonds before Zeebad uses them to encase the world in ice.