Ralph / Faintly Macabre / Princess of Pure Reason (voice)
P
Patti Gilbert
Princess of Sweet Rhyme (voice)
Shepard Menken
Spelling Bee / Chroma (voice)
C
Cliff Norton
akofonous A. Dischord / Tollbooth Speaker (voice)
Larry Thor
Tock the Watchdog (voice)
Les Tremayne
Humbug (voice)
M
Michael Earl
Ralph (uncredited)
A young boy named Milo unexpectedly receives a magic tollbooth and, out of boredom, drives through it and enters a fantastical, animated kingdom in turmoil following the loss of its princesses, Rhyme and Reason.