Bart and Milhouse


 * Bart as Phineas
 * Milhouse as Ferb
 * Sherri as Isabella
 * Nelson as Buford
 * Martin as Baljeet
 * Santas Little Helper as Perry
 * as Candace
 * as Dr. Doofenshmirtz
 * as Jeremy
 * as Stacy
 * as Major Monogram