Vincent Martella

Phineas Flynn (voice)

Ariel Winter

Gretchen (voice)

Allison Janney

Charlene Doofenshmirtz

Thomas Brodie-Sangster

Ferb Fletcher (voice)

Ashley Tisdale

Candace Flynn (voice)

Dan Povenmire

Dr. Heinz Doofenshmirtz (voice)

Caroline Rhea

Linda Flynn (voice)

Alyson Stoner

Isabella Garcia-Shapiro (voice)

Dee Bradley Baker

Perry the Platypus (voice)

Jeff 'Swampy' Marsh

Major Monogram (voice)

Mitchel Musso

Jeremy Johnson (voice)

Maulik Pancholy

Baljeet (voice)

Richard O'Brien

Lawrence Fletcher (voice)

Kelly Hu

Stacy Hirano (voice)

Tyler Alexander Mann

Karl (voice)

Bobby Gaylor

Buford Van Stomm (voice)

Kari Wahlgren

Little Suzy

Olivia Olson

Vanessa (voice)

John O'Hurley

Roger Doofenshmirtz (voice)

Jane Carr

Grandma Winnie (voice)

Malcolm McDowell

Grandpa Reg (voice)

Barry Bostwick

Grandpa Clyde (voice)

Madison Pettis

Adyson Sweetwater (voice)

Writer

Jim Bernstein

Writer