Ardal O'Hanlon, Steve Coogan, Jane Horrocks, Harry Enfield, Alistair McGowan, Caroline Quentin, Paul Whitehouse, Ricky Tomlinson, Jean Alexander, Rhys Ifans, Tony Anscombe, Robbie Williams
Robbie the Reindeer arrives at the North Pole, ready to take his place as navigator on Santa's Christmas sleigh team. However, Robbie is soon plagued by doubt regarding his ability, and sets out to regain his self-respect and the admiration of his team-mates.