 Vincent MartellaPhineas Flynn (voice) | Phineas Flynn (voice) |
 Ashley FrenchCandace Flynn (voice) | Candace Flynn (voice) |
 Thomas Brodie-SangsterFerb Fletcher (voice) | Ferb Fletcher (voice) |
 Caroline RheaLinda Flynn-Fletcher (voice) | Linda Flynn-Fletcher (voice) |
 Richard O'BrienLawrence Fletcher (voice) | Lawrence Fletcher (voice) |
 Dan PovenmireDr. Heinz Doofenshmirtz / Additional Voices (voice) | Dr. Heinz Doofenshmirtz / Additional Voices (voice) |
 Jeff 'Swampy' MarshMajor Francis Monogram / Additional Voices (voice) | Major Francis Monogram / Additional Voices (voice) |
 Tyler Alexander MannCarl / Additional Voices (voice) | Carl / Additional Voices (voice) |
 Dee Bradley BakerPerry the Platypus / Dr. Diminutive / Additional Voices (voice) | Perry the Platypus / Dr. Diminutive / Additional Voices (voice) |
 Jay LenoColonel Contraction (voice) | Colonel Contraction (voice) |
 Maulik PancholyBaljeet Tjinder (voice) | Baljeet Tjinder (voice) |
 Bobby GaylorBuford Van Stomm / Additional Voices (voice) | Buford Van Stomm / Additional Voices (voice) |
 Alyson StonerIsabella Garcia-Shapiro / Additional Voices (voice) | Isabella Garcia-Shapiro / Additional Voices (voice) |
 Kelly HuStacy Hirano / Additional Voices (voice) | Stacy Hirano / Additional Voices (voice) |
 Jack McBrayerIrving DuBois (voice) | Irving DuBois (voice) |
 Mitchel MussoJeremy Johnson (voice) | Jeremy Johnson (voice) |
 Seth GreenMonty Monogram / Additional Voices (voice) | Monty Monogram / Additional Voices (voice) |
 Wallace ShawnSaul (voice) | Saul (voice) |
 John O'HurleyRoger Doofenshmirtz (voice) | Roger Doofenshmirtz (voice) |
 John VienerNorm / Dr. Bloodpudding / Additional Voices (voice) | Norm / Dr. Bloodpudding / Additional Voices (voice) |
| JJoe OrrantiaRodney / Additional Voices (voice) | Rodney / Additional Voices (voice) |
 Mike BellDr. Killbot / Additional Voices (voice) | Dr. Killbot / Additional Voices (voice) |
| AAllie Mac KayAdditional Voices (voice) | Additional Voices (voice) |
| FFrank SontagAdditional Voices (voice) | Additional Voices (voice) |
 Kevin Michael RichardsonAdditional Voices (voice) | Additional Voices (voice) |
