An SOS from an old friend sends Moominpappa and Moomintroll on a rescue mission into the frozen wilderness. But when they come up against a fierce creature, Moominpappa's heroism truly tested.

Series Finale. A comet is hurtling towards Moominvalley and no-one knows what to do; Moominpappa wants to knock it out of the sky, Muskrat thinks they should accept their fate and Snorkmaiden wants to ...

The only trouble is, the puzzled Moomins have no idea who, or what ‘Christmas’ is . . . Audiences of all ages will be captivated by the lovable Moomintroll, his parents, Moominmamma and Moominpappa ...