Vocals / Banker / Bob / Lolly III / Lolly Jr. / Lolly Sr. / Lucky Seven Sampson / Mailman / Man / Narrator / Nerd / Thomas Jefferson / Turtle / Various / Windmill / Zero (25 episodes, 1973-2009)
Vocals / Mr. Morton / Albert Andreas Armadillo / Bill / Boothy / Conductor / Dad / Earth / Fat Cat Blue / Jack / Windy (16 episodes, 1973-2009)
Additional Boys / Earth (12 episodes, 2009)
Vocals / Dolly Carton / Geraldine / Pearl / Report Card Girl / Various (8 episodes, 1973-2009)
Vocals / Lou / Mr. Chips (5 episodes, 1985-2009)
Vocals / Becky Sue / Kite (5 episodes, 1994-2009)
Vocals / Kite (4 episodes, 2009)
Vocals (3 episodes, 1973-1976)
Vocals (3 episodes, 1974-1976)
Vocals / Whale (3 episodes, 2009)
Backup Vocals / Vocals (2 episodes, 1973-1979)
Verb / Vocals (2 episodes, 1974-1979)
Lester the Investor / Teen (2 episodes, 1995-1996)
Vocals (2 episodes, 1996-2009)
Vocals (2 episodes, 2009)
Backup Vocals (1 episode, 1973)
Vocals (1 episode, 1976)
Boy (1 episode, 1976)
Vocals (1 episode, 1978)
Girl (1 episode, 1979)
Messenger Boy (1 episode, 1979)
Vocals (1 episode, 1979)
Scooter Computer (1 episode, 1985)
Tax Man Max (1 episode, 1995)
Designer (1 episode, 1996)
Vocals (1 episode, 2009)
Banjo / Vocals (1 episode, 2009)
Newsboy / Reginald (uncredited) (2 episodes, 1974-1976)
Girl (uncredited) (1 episode, 1974)
Outraged Audience Member (uncredited) (1 episode, 1974)
King George (uncredited) (1 episode, 1975)
Girl (uncredited) (1 episode, 1976)
Boy Scout (uncredited) (1 episode, 1976)
Little Girl (uncredited) (1 episode, 1976)
Student (uncredited) (1 episode, 2009)