Cast
- Arnold as Phineas
- Brainy as Ferb
- Helga as Candace
- Kimi (from All Grown Up) as Stacy
- Abner as Perry
- Miles as Lawrence
- Stella as Linda
- Grandpa Phil as Reginald Fletcher
- Grandma Gertrude as Winifred Fletcher
- Lila as Isabella
- Gerald as Baljieet
- Harold as Buford
- Pheobe as Gretchen
- Mr. Krabs (from SpongeBob) as Major Monogram
- Slinkman (from Camp Lazlo) as Carl
- Stinky as Jeremy
- Angelica (from Rugrats) as Suzy
- Mr. Scheck as Dr. Doofenshmirtz
- Susie (from All Grown Up) as Vanessa
- Manray (from SpongeBob) as Thaddeus
- The Dirty Bubble (from SpongeBob) as Thor
- Carl (from Jimmy Neutron) as Irving
- Kevin (from Ed, Edd, n Eddy) as Albert