Bettina BushRainbow Brite (voice) (as Bettina)
Pat FraleyLurky / On-X / Buddy Blue / Dog / Guard / Spectran / Slurthie / Glitterbot (voice) (as Patrick Fraley)
Peter CullenMurky Dismal / Castle Monster / Glitterbot / Guard / Skydancer / Slurthie (voice)
Robbie LeeTwink / Shy Violet / Indigo / La La Orange / Spectran / Sprites (voice)
Andre StojkaStarlite / Wizard / Spectran (voice)
David MendenhallKrys (voice)
Rhonda AldrichThe Princess / The Creature (voice)
Les TremayneOrin / Bombo / TV announcer (voice)
