Vincent Martella as Phineas (Voice)

Thomas Brodie-Sangster as Ferb (Voice)

Ashley Tisdale as Candace (Voice)

Richard O'Brien as Lawrence Fletcher (voice)

Caroline Rhea as Linda Flynn-Fletcher (voice)

Dan Povenmire as Dr. Heinz Doofenshmirtz (Voice)

Dee Bradley Baker as Perry The Platypus (Voice)

Jeff 'Swampy' Marsh as Major Monogram (voice)

Mitchel Musso as Jeremy (voice)

Malcolm McDowell as Grandpa Fletcher (voice)

Jane Carr as Grandma Fletcher (voice)

Maulik Pancholy as Baljeet (voice)

Tyler Alexander Mann as Karl (voice)

Bobby Gaylor as Buford (voice)

Alyson Stoner as Isabella (voice)

Clancy Brown as Santa Claus (voice)

Mathew Horne as Blay'n (voice)

Bruce Mackinnon as Clewn't (voice)

Corey Burton as (voice)

Benita Scheckel as (voice)

Django Marsh as (voice)

Piero Piluso as (voice)

Ariel Winter as (voice)