South Park/Phineas and Ferb

Cast:

Version 1

 * Stan Marsh as Phineas
 * Kenny McCormick as Ferb
 * Shelly Marsh as Candace
 * Wendy Testaburger as Isabella
 * Kyle Broflovski as Perry The Platapus
 * Eric Cartman as Dr. Heinz Doofernsmitz
 * Liane Cartman as Vanessa Doofernsmitz