South Park/Rise of the Guardians (2012)

Cast

 * Stan Marsh as Jack Frost (Stan and Jack Frost are both the main stars)
 * Gerald Broflovski as Santa Claus
 * Eric Cartman as Easter Bunny (Eric and Easter Bunny are both start with letter "E" and vain)
 * Kenny McCormick as The Sandman
 * Wendy Testaburger as The Tooth Fairy
 * Scott Tenorman as Pitch (Scott and Pitch are both villains)