Pete & Tracy notice something strange is happening to all of the colors of the zoo animals; they try to enlist the help of Rainbow Brite, not knowing that it's all part of Murky Dismal's dastardly plot to lure and capture Rainbow Brite.

Cast

Lucille Bliss

Narrator (voice)

Peter Cullen

Murky Dismal (voice) (uncredited)

Pat Fraley

Lurky (voice) (uncredited)

Robbie Lee

Twink (voice) (uncredited)

Bettina Bush

Rainbow Brite (voice) (uncredited)