Phineas and Ferb season 5

Summary

The revival and fifth season of Phineas and Ferb premiered on Disney Channel on June 5, 2025, with the first ten episodes released on Disney+ the following day, before concluding on January 16, 2026, with 20 episodes aired in total. Created by Dan Povenmire and Jeff "Swampy" Marsh, the series centers on stepbrothers Phineas Flynn and Ferb Fletcher, who spend their summer vacation building elaborate inventions, while their older sister, Candace, repeatedly attempts to expose their antics to their mother. Meanwhile, their pet platypus, Perry, secretly leads a double life as a spy, regularly thwarting the schemes of the inept evil scientist Dr. Heinz Doofenshmirtz (Povenmire). Returning cast members include Caroline Rhea as Linda Flynn-Fletcher, Richard O'Brien as Lawrence Fletcher, Alyson Stoner as Isabella Garcia-Shapiro, Bobby Gaylor as Buford Van Stomm, Maulik Pancholy as Baljeet Tjinder, and Marsh as Major Monogram.