Cast
Noah Segan
Henry (voice) • 48 episodes
Julia McIlvaine
June (voice) • 48 episodes
Mischa Barton
Betty Ann Bongo (voice) • 26 episodes
Rick Gomez
Sniz Bronkowski (voice) • 37 episodes
Danielle Judovits
Loopy (voice) • 26 episodes
John Walsh
Snuppa (voice) • 24 episodes
Bert Pence
Announcer (voice) • 48 episodes
John Stamos
• 1 episodes
Tyler Hudson
(segment "Why Does the Sun Shine?") • 1 episodes
Mark Marek
Dr. Ferdinand Blem (voice) • 1 episodes
Tom Megalis
Emmett Freedy (voice) • 1 episodes
