Night mode

Phineas and Ferb - Season 1 Episode 40 The Monster of Phineas-n-Ferbenstein

Trailer
The boys learn about one of Ferb's Victorian ancestors, who helped a scientist create a monster. Meanwhile, Doofenshmirtz recalls the story of his great-great-grandfather Dr. Jekyll Doofenshmirtz.

First Air Date: Aug 17, 2007

Last Air date: Jun 12, 2015

Season: 5 Season

Episode: 223 Episode

Runtime: 12 minutes

IMDb: 7.88/10 by 844.00 users

Popularity: 148.2

Language: English