The character in Narnia was actually Father Christmasrather than Santa Claus. Regardless, he was played by actor James Cosmo.
For more information on this actor, see the related link.
Skandar Keynes plays Edmund Pevensie in all three "The Chronicles of Narnia" films.
James McAvoy
Vincent Grass
She plays Lucy in the Chronicles of Narnia
Georgie Henley portrayed the youngest sister, Lucy, in The Chronicles of Narnia
Richard Riehle
Liam Neeson.
The cast song in "The Chronicles of Narnia" is "The Battle" by Harry Gregson-Williams. It plays during the epic battle scenes in the movie.
William Moseley(23 years of age from Sheepscombe, England) plays Peter.
Eric Lloyd
Spencer breslin
The fox in The Chronicles of Narnia is voiced by the actor Rupert Everett in the film adaptation of "The Lion, the Witch, and the Wardrobe."