Actors:
regulars:,
Jason Alexander as the Voice of Eric Tiberius Duckman, Voice of Himself [ episode #48 only ],
Nancy Travis as the Voice of Aunt Bernice Florence Hufnagel / Beatrice / Beverly Glenn Hufnagel [ episodes 54 - 70 ]/ Grandma-ma (Sophia) [ episode 58 only ],
Gregg Berger as the Voice of Willibald Feivel Cornfed,
Dweezil Zappa as the Voice of Ajax,
Dana Hill as the Voice of Charles [ episodes 1 - 49 ],
E.G. Daily as the Voice of Mambo [ NOTE: Depending on the episode, Daily is sometimes spelled Dailey in the end credits. ],
Pat Musick as the Voice of Fluffy & Uranus / Voice of Charles [ episodes 50 - 70 ],
Unknown as the Fart of Grandma-ma,