All Cast
Ardal O'Hanlon
Robbie (voice)
Steve Coogan
Blitzen (voice)
Jane Horrocks
Donner (voice)
Paul Whitehouse
Prancer (voice)
Harry Enfield
Old Jingle (voice)
Jeff Goldblum
White Rabbit (voice)
David Attenborough
Self (voice)
Ricky Gervais
Penguin (voice)
Rob Brydon
Prison Guard (voice)
Jeremy Dyson
Viking (voice)
Sean Hughes
Tapir (voice)
Natalie Imbruglia
Koala (voice)
Mark Gatiss
Viking (voice)
Steve Pemberton
Viking (voice)
Reece Shearsmith
Viking (voice)
