The Ultimate Phineas And Ferb Voice Cast List: Why Ferb’s Actor Changed In The Revival

The return of summer vacation is officially in progress! After years of fan anticipation, the beloved animated series Phineas and Ferb is roaring back for a new season, bringing with it the inventive stepbrothers, their constantly-busting sister, and a platypus secret agent. The biggest news in the world of animated television as of late December 2025 is the confirmation of the voice cast for the highly-anticipated revival, which has seen nearly every original actor return to the recording booth.

However, the revival isn't without its shake-ups. While the core cast—including Vincent Martella, Ashley Tisdale, and co-creator Dan Povenmire—are back, one major character, Ferb Fletcher, has a new voice behind the silent, green-haired genius. This deep dive explores the complete, updated cast list for the new era of the show, detailing the iconic voices and the reasons behind the one significant casting change.

The Core Phineas and Ferb Voice Cast: Updated Profiles and Recent Projects

The success of Phineas and Ferb is owed to its stellar voice ensemble. The following list provides a detailed profile of the main actors, their iconic roles, and what they’ve been up to since the show’s original run concluded in 2015.

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• Vincent Martella (Phineas Flynn)
  • Character: Phineas Flynn, the optimistic, triangle-headed schemer.
  • Biography: Born October 15, 1992, Martella is also famous for his live-action role as Greg Wuliger on the UPN/CW sitcom Everybody Hates Chris.
  • Recent Updates: Martella remains highly engaged with the fanbase, frequently appearing at conventions in 2024 to discuss his iconic role and the revival.
• David Errigo Jr. (Ferb Fletcher—New Voice)
  • Character: Ferb Fletcher, Phineas's silent, multi-talented British stepbrother.
  • Biography: Born June 29, 1986, Errigo Jr. is an accomplished voice actor and editor.
  • Recent Updates: He officially took over the role for Phineas and Ferb the Movie: Candace Against the Universe in 2020 and continues as the voice of Ferb in the new Season 5 revival. His other notable roles include work on Ridley Jones and the Yu-Gi-Oh! franchise.
• Ashley Tisdale (Candace Flynn)
  • Character: Candace Flynn, the 15-year-old sister obsessed with busting her brothers.
  • Biography: Born July 2, 1985, Tisdale is a global star best known for her role as Sharpay Evans in the High School Musical series.
  • Recent Updates: Tisdale announced her second pregnancy in March 2024. She is also a successful entrepreneur with her wellness brand and an interior design business, Frenshe Interiors.
• Dan Povenmire (Dr. Heinz Doofenshmirtz & Co-Creator)
  • Character: Dr. Heinz Doofenshmirtz, the evil (but inept) scientist.
  • Biography: Povenmire is a co-creator of Phineas and Ferb and the voice of the fan-favorite villain.
  • Recent Updates: He continues to run the highly successful Disney series Hamster & Gretel and is heavily involved in the Phineas and Ferb revival, often providing behind-the-scenes updates on social media.
• Jeff "Swampy" Marsh (Major Monogram & Co-Creator)
  • Character: Major Francis Monogram, the head of the O.W.C.A. (Organization Without a Cool Acronym).
  • Biography: Marsh is the other half of the creative duo behind the show, known for his distinctive voice and creative input.
  • Recent Updates: Like Povenmire, Marsh has returned for the revival and was a co-creator of the subsequent series Milo Murphy's Law.
• Dee Bradley Baker (Perry the Platypus)
  • Character: Perry the Platypus (Agent P), Doofenshmirtz's nemesis.
  • Biography: Baker is one of the most prolific voice actors in the industry, known for voicing countless creatures and animals.
  • Recent Updates: He continues his massive career, including his iconic role as all the clone troopers in the Star Wars: The Clone Wars and The Bad Batch series.

The Shocking Reason Behind Ferb Fletcher's Voice Actor Change

For many fans, the biggest surprise of the Phineas and Ferb revival announcement was the recasting of Ferb Fletcher. In the original 2007–2015 run, Ferb was voiced by British actor Thomas Brodie-Sangster. Brodie-Sangster is a well-known actor famous for roles in Love Actually, Game of Thrones, and The Maze Runner.

The reason for the change is not a matter of controversy, but rather one of practicality and creative evolution. Thomas Brodie-Sangster is a highly sought-after live-action actor with a busy schedule, making the commitment to a full-time animated series revival difficult.

The transition actually began before the revival. When the Disney+ movie Phineas and Ferb the Movie: Candace Against the Universe was produced in 2020, David Errigo Jr. was brought in to voice Ferb. Errigo Jr. successfully captured the spirit and tone of the character, leading to his permanent casting for the new Season 5. This ensures the show can maintain a consistent production schedule without relying on the availability of a major film star.

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Errigo Jr.'s return means the unique, understated humor of Ferb will continue seamlessly for a new generation of viewers, a testament to the show's commitment to maintaining its classic formula.

The Unsung Heroes: Supporting Cast That Built Topical Authority

Beyond the main family, Phineas and Ferb built an incredible world thanks to a deep roster of hilarious, memorable supporting characters. These voice actors are the unsung heroes who provided the show with its incredible topical authority and rich ensemble feel. Many of these actors are returning for the new season, ensuring the show's signature dynamic remains intact.

• Alyson Stoner (Isabella Garcia-Shapiro)
  • Character: Isabella, the Fireside Girl troop leader who has a massive crush on Phineas.
  • Notable Works: Stoner is a multi-talented performer, known for roles in Cheaper by the Dozen and the Step Up film series. She has been confirmed to return for the revival.
• Maulik Pancholy (Baljeet Tjinder)
  • Character: Baljeet, the highly intelligent, often nervous friend from India.
  • Notable Works: Pancholy is widely recognized for his live-action role as Jonathan on the Emmy-winning series 30 Rock.
• Bobby Gaylor (Buford Van Stomm)
  • Character: Buford, the resident bully with a hidden soft side.
  • Notable Works: Gaylor is a comedian and voice actor who brings his unique energy to the character of Buford.
• Kelly Hu (Stacy Hirano)
  • Character: Stacy, Candace’s best friend who knows about the boys’ inventions but rarely tells.
  • Notable Works: Hu is a highly successful actress known for her live-action roles, including Lady Deathstrike in the film X2: X-Men United and roles in The Scorpion King.
• Olivia Olson (Vanessa Doofenshmirtz)
  • Character: Vanessa, Dr. Doofenshmirtz’s gothic and cynical daughter.
  • Notable Works: Olson is also famous for voicing Marceline the Vampire Queen in the hit animated series Adventure Time.
• Caroline Rhea (Linda Flynn-Fletcher)
  • Character: Linda, Phineas and Candace’s mother, who is constantly oblivious to the boys' antics.
  • Notable Works: Rhea is a famous stand-up comedian and actress, known for her role as Hilda Spellman on the sitcom Sabrina the Teenage Witch.
• Richard O'Brien (Lawrence Fletcher)
  • Character: Lawrence, Ferb's father and Phineas and Candace's stepfather.
  • Notable Works: O'Brien is the legendary writer and composer of The Rocky Horror Show, in which he also starred as Riff Raff.

The Jeremy Johnson Question: A Subtle Cast Change

Another subtle but important change in the revival involves Jeremy Johnson, Candace's crush. In the original series, Jeremy was voiced by Mitchel Musso, a popular Disney Channel star known for his role in Hannah Montana.

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However, reports indicate that Jeremy's role in the Season 5 revival will be reduced, and the character will be voiced by a different actor. While the specific new voice actor has not been widely publicized, this shift is a notable part of the updated casting landscape, ensuring that all aspects of the show are fresh and aligned with the current production’s needs.

The return of the Phineas and Ferb universe proves that the show's inventive spirit and the chemistry of its incredible voice cast are timeless. From the returning star power of Vincent Martella and Ashley Tisdale to the new energy provided by David Errigo Jr., the revival promises to be an exciting, long-awaited return to the best summer ever. Fans can look forward to more elaborate inventions, more "Whatcha doin'?" moments, and, of course, more attempts to bust the boys.