Ben 10: Ultimate Alien/Sonic

Cast

 * Benjamin "Ben" Kirby Tennyson as Sonic
 * Gwendolyn "Gwen" Tennyson as Amy Rose
 * Kevin Ethan Levin as King Acorn
 * Julie Yamamoto as Queen Acorn
 * Maxwell Tennyson as Tails
 * Aggregor as Dr. Eggman
 * Sir George as Shadow
 * Diagon as Storm the Albatross