Robert Hughes
'Weird Al' Yankovic
Sabrina Carpenter
Dee Bradley Baker
Jemaine Clement
Vincent Michael Martella
Ashley Tisdale
Alyson Stoner
Christian Slater
Pamela Adlon
Diedrich Bader
Kate Micucci
Rhys Darby
Jeff 'Swampy' Marsh
Dan Povenmire
Maulik Pancholy
Jeff Bennett
饰:Additional Voices
Mekai Curtis
饰:Zack Underwood
饰:Ferb
Dan Povenmire
Jeff 'Swampy' Marsh
Valerie Breiman
Martin Olson
Linda Simensky
Jacob Hair
Jacob Hair
Terry Lennon
Jeff 'Swampy' Marsh
Jacob Hair