Disney Milo Murphy's Law: The Phineas and Ferb Effect is an animated television special created by Dan Povenmire and Jeff "Swampy" Marsh, that serves as a crossover between Disney Phineas and Ferb and Disney Milo Murphy's Law. It premiered on August 5, 2018 in Tokyo, Japan.
With the Voice Talents of
- Al Yankovic as Milo
- Sabrina Carpenter as Melissa
- Mekai Curtis as Zack
- Dee Bradley Baker as Diogee, Perry
- Jemaine Clement as Orton Mahlson
- Vincent Martella as Bradley, Phineas
- Ashley Tisdale as Candace
- Alyson Stoner as Isabella
- Christian Slater as Elliot
- David Errigo Jr. as Ferb
- Pamela Adlon as Brigette Murphy
- Diedrich Bader as Martin Murphy
- Kate Micucci as Sara
- Rhys Darby as King Pistashion
- Jeff "Swampy" Marsh as Cavendish, Monogram
- Dan Povenmire as Dakota, Doofenshmirtz
- Maulik Pancholy as Baljeet
- Bobby Gaylor as Buford
Additional Voices
- Dee Bradley Baker - Pistashions, Additional Voices
- Ashley Tisdale
- Brock Powell
- Jemaine Clement
- Jeff Bennett
- Sabrina Carpenter
- Dan Povenmire - Pistashions, Additional Voices
- Jeff "Swampy" Marsh