Name	Known for
Vincent Martella Phineas Flynn (voice) Phineas Flynn (voice) See fewer	Phineas and Ferb (2007)
Ashley French Candace Flynn (voice) (as Ashley Tisdale) Candace Flynn (voice) (as Ashley Tisdale) See fewer	High School Musical 3: Senior Year (2008)
Thomas Brodie-Sangster Ferb Fletcher (voice) (as Thomas Sangster) Ferb Fletcher (voice) (as Thomas Sangster) See fewer	Maze Runner: The Scorch Trials (2015)
Caroline Rhea Linda Flynn-Fletcher (voice) Linda Flynn-Fletcher (voice) See fewer	Sabrina the Teenage Witch (1996)
Dan Povenmire Dr. Heinz Doofenshmirtz / Building Superintendent / Man #1 (voice) Dr. Heinz Doofenshmirtz / Building Superintendent / Man #1 (voice) See fewer	Phineas and Ferb (2007)
Jeff 'Swampy' Marsh Major Francis Monogram / Narrator / Angry Wet Guy (voice) Major Francis Monogram / Narrator / Angry Wet Guy (voice) See fewer	Pete the Cat (2017)
Tyler Alexander Mann Carl (voice) (as Tyler Mann) Carl (voice) (as Tyler Mann) See fewer	Phineas and Ferb (2007)
John O'Hurley Roger Doofenshmirtz (voice) Roger Doofenshmirtz (voice) See fewer	Seinfeld (1989)
Ben Stiller Khaka Peü Peü (voice) Khaka Peü Peü (voice) See fewer	Tropic Thunder (2008)
Christine Taylor Mrs. Khaka Peü Peü (voice) Mrs. Khaka Peü Peü (voice) See fewer	Dodgeball: A True Underdog Story (2004)
Maulik Pancholy Baljeet Tjinder / Crowd (voice) Baljeet Tjinder / Crowd (voice) See fewer	30 Rock (2006)
Bobby Gaylor Buford Van Stomm / Man #2 (voice) Buford Van Stomm / Man #2 (voice) See fewer	Phineas and Ferb (2007)
Alyson Stoner Isabella Garcia-Shapiro (voice) Isabella Garcia-Shapiro (voice) See fewer	Phineas and Ferb (2007)
Kelly Hu Stacy Hirano (voice) Stacy Hirano (voice) See fewer	The Scorpion King (2002)
Pamela Adlon Melanie / Newspaper Girl (voice) (as Pam Adlon) Melanie / Newspaper Girl (voice) (as Pam Adlon) See fewer	Louie (2010)
Todd Stashwick Charles (voice) Charles (voice) See fewer	VisionQuest (2026)
James Patrick Stuart Dentist / Crossing Guard (voice) Dentist / Crossing Guard (voice) See fewer	Gettysburg (1993)