David Errigo Jr.

Ferb Fletcher (voice)

Additional Voices (voice)

Leech / Radio (voice)

Mojo (voice)

Banshee / Leech (voice)

Gladiator / Royal Messenger (voice)

Forte Crescendo (voice)

Madox (voice)

Ernest / Prison Guard (voice)

Madox / Ernest (voice)

Madox / Major-Domo (voice)

Seneschal Ekur (voice)

Madox / Seneschal Ekur (voice)

Mr. Mxyzptlk (voice)

Ferb (voice)

Hamton J. Pig / Plucky Duck (voice)

Nerdy Whale / Tommy Shark (voice)

Gustav Von Aardvarkberg (voice)

Chillest Cat (voice)

John Lee Dove (voice)

O'McCarthy (voice)

Bubba Bunny / Station Manager (voice)

Arnold the Pitbull (voice)

Alistair (voice)