62 segments (35 half-hour episodes) Vibe: Darker jokes, higher concepts, and the introduction of Professor Mystery.
The second season sees the introduction of new characters, including Dr. Heinz Doofenshmirtz, the evil scientist who frequently clashes with Agent P. Notable episodes include: phineas and ferb all episodes
In addition to the regular episodes, Phineas and Ferb has also spawned several specials and movies, including: 62 segments (35 half-hour episodes) Vibe: Darker jokes,
65 segments (39 half-hour episodes) Vibe: The show hits its stride. Meta-humor increases. Songs become catchier. Notable episodes include: In addition to the regular
Phineas and Ferb series consists of four original seasons that aired between 2007 and 2015, totaling . When counted by individual segments (most episodes contain two separate stories), the total is approximately 222 segments . A 40-episode revival was announced in 2023, with Season 5 premiering on Disney Channel on June 5, 2025. Original Series Overview (Seasons 1–4)