The Monster of Phineas-n-Ferbenstein S40E40 - 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.
- Released: 2008-10-17
- Runtime: 50 minutes
- Genre:
- Stars: Vincent Martella, Thomas Brodie-Sangster, Ashley Tisdale, Dan Povenmire, Dee Bradley Baker, Alyson Stoner, Bobby Gaylor, Maulik Pancholy, Caroline Rhea, Richard O'Brien, Kelly Hu, Mitchel Musso, Jeff 'Swampy' Marsh, Tyler Alexander Mann
- Director: Zac Moncrief