S03E52: Tri-State Treasure: Boot of Secrets

The guys help their dad unearth a missing piece of Danville history; Doofenshmirtz tries to make himself younger to win a children's film festival.

Season 3

Vincent Martella
Vincent Martella
Phineas Flynn (voice)
Ashley French
Ashley French
Candace Flynn (voice)
Alyson Stoner
Alyson Stoner
Isabella Garcia-Shapiro (voice)
David Errigo Jr.
David Errigo Jr.
Ferb Fletcher (voice)
Maulik Pancholy
Maulik Pancholy
Baljeet Tjinder (voice)
Bobby Gaylor
Bobby Gaylor
Buford Van Stomm (voice)
Dan Povenmire
Dan Povenmire
Dr. Heinz Doofenshmirtz (voice)
Jeff 'Swampy' Marsh
Jeff 'Swampy' Marsh
Major Francis Monogram (voice)