40. The Monster of Phineas-n-Ferbenstein (2008)
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.
Release date: 2008-10-17
User rating:
9 / 10
2 votes
Season number: 1
Episode number: 40
Runtime: 11 minutes
Director: Zac Moncrief
Writers: Mike Diederich, Jon Colton Barry
Guest stars
Cast
Vincent Martella
as Phineas Flynn (voice)
Thomas Brodie-Sangster
as Ferb Fletcher (voice)
Ashley French
as Candace Flynn (voice)
Caroline Rhea
as Linda Flynn-Fletcher (voice)
Dee Bradley Baker
as Perry the Platypus (voice)
Alyson Stoner
as Isabella Garcia-Shapiro (voice)
Bobby Gaylor
as Buford Van Stomm (voice)
Dan Povenmire
as Heinz Doofenshmirtz (voice)
Jeff 'Swampy' Marsh
as Francis Monogram (voice)
Maulik Pancholy
as Baljeet Tjinder (voice)
Richard O'Brien
as Lawrence Fletcher (voice)
Kelly Hu
as Stacy Hirano (voice)
Mitchel Musso
as Jeremy Johnson (voice)
Tyler Alexander Mann
as Carl Karl (voice)