Niki/Sonic X

Cast

 * Niki as Sonic (Both the main stars)
 * Parodi as Tails (Both Niki and Sonic's best friends)
 * Guglielmo as Knuckles (Both important)
 * Margherita as Amy (Both love to Niki and Sonic)
 * Benedetta as Cosmo (Both love to Parodi and Tails)
 * Laura as Cream (Both love ice-cream)
 * Bred as Cheese (Both small and cute)
 * Silvio as Chris (Both Niki and Sonic's good friends)
 * Alberto as Shadow (Both Niki and Sonic's friendly rivals)
 * Giulia as Rouge (Both love to Guglielmo and Knuckles)
 * Poggi as Vector (Both big and strong)
 * Morbelli as Charmy (Both small)
 * Cavanna as Espio (Both quite)
 * Mrs. Flavia as Vanilla (Both love to Poggi and Vector)
 * Spina as Big (Both friendly)
 * Focacci as Dr. Eggman (Both the main villians)
 * Luca as Decoe
 * Nicolò as Becoe
 * Stefano as Bokkun
 * Dell' Imperio as Lucky
 * Roberta as Helen
 * Mario as Danny
 * Maria Ausilia as Frances
 * Lombardi as Chuck Thorndyke