Cast[]
- Phineas as Arthur Read
- Candace as D.W. Read
- Baby Isabella (From' Agent Doof') as Kate Read
- Perry as Pal Read
- Lawrence Fletcher as David Read
- Linda Flynn as Jane Read
- Buford as Binky Barnes
- Baljeet as George Lungdren
- Ferb as Buster Baxter
- Vanessa as Francine Frensky
- Isabella as Muffy Crosswire
- Gretchen as Prunella Deegan
- Ginger as Molly MacDonald
- Major Monogram as Mr. Ratburn
- Adyson Sweetwater as Nadine Flumberghast
- Dr. Doofenshmirtz as Rattles
- Thaddeus as Slink
- Thor as Toby
- Irving as Alan "The Brain" Powers