Phineas and Ferb build a shrinking submarine so they can go inside Isabella's dog and retrieve a sash the pet ate, but they accidentally end up in Candace's stomach instead. Meanwhile, Perry must stop Doofenshmirtz from destroying people who can't make up their mind.
Elenco:
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
,
Kari Wahlgren
,
Olivia Olson
,
Ariel Winter
,
John O'Hurley
,
Jane Carr
,
Malcolm McDowell
,
Barry Bostwick
,
Allison Janney
,
Madison Pettis
.