Watch Phineas and Ferb Season 5 Episode 12 Online
“Lord of the Firesides” — Watch "Phineas and Ferb" Season 5 Episode 12 online in HD for free. Check streaming providers, cast, and episode details.
Where can I watch "Lord of the Firesides" online?
You can watch it through the button below, and it is free.
Season 5 Episode 12 — Aired on Jun 21, 2025 • runs about 11 minutes.
Directed by James Kim.
Written by Oscar Lemus.
Notable cast/guest names in this episode include Vincent Martella, David Errigo Jr., Ashley French, Caroline Rhea.
This page includes 2 official still(s) (when available) plus legal availability links.
Looking for “watch Phineas and Ferb Season 5 Episode 12 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.
Synopsis
Isabella struggles to lead the Fireside Girls on her own while Doof renews his evil business license.
Stills
Cast
as Phineas Flynn (voice)
as Ferb Fletcher (voice)
as Candace Flynn (voice)
as Linda Flynn-Fletcher (voice)
as Perry the Platypus (voice)
as Isabella Garcia-Shapiro (voice)
as Heinz Doofenshmirtz (voice)
as Francis Monogram (voice)
Episodes – Season 5
Trailer / clip
There�s no trailer available for this series right now.
