Here are the cast list for The Nutcracker Movie Story:

In Appearance Order:

Wallace as Drosselmeyer
Gromit as Drosselmeyer’s Assistant
Celeste as Clara
Arthur as Fritz
Franklin's Friend Bear
The Pirate King as The Mouse Prince
The Pirates of Penzance as the Mices
The Party Guest
Celeste Parents as Clara’s Parents
The Backyardigans as themselves
Madame Upanova
A Sword Bellaria
Three dancers for the song “Duet of Daphnis and Chloe
from the opera "Pique Dame"
The Rhinos as the Mices and Pirates
Evil Rataxes from Babar the Movie(1989) as the Mouse King
Franklin as The Nutcracker Prince Doll
The Toy Soilders
Rabbit as Father Ginger the Pirate Commander
Winnie the Pooh and Friends as the Pirates Clowns
Babar as the Nutcracker Prince
The Snowflakes Bellarias
The Backyardigans As Children in the Land of Sweets
Gromit as Pasha
The Guest at the Land of Sweets
The Spanish Dancer
The Mushroom Dancers
Commedia
The Peacock Dancer
The Russian Flowers Dancers
The Waltz of the Flowers Dancers
Madame Upanova‘s Dancers
Hyacinth Hippo
Hyacinth Hippo’s Dancers
The Elephants Ballerinas that Blow Bubbles
The Aligators
Ben Ali Gator
And many more surprises