The Little Troll Prince

Ami Foster Kristi (voice)

Danny Cooksey Crown Prince Bu (voice)

Vincent Price King Ulvik (Right Head) / Kristi and Sonja's Father (voice)

Jonathan Winters King Ulvik (Left Head) (voice)

Don Knotts Professor Nidaros (voice)

Cloris Leachman Queen Sirena (voice)

Charlie Adler Stav (voice)

Michael Bell Ribo / Krill (voice)

William Christopher Bjørn (voice)

Laurie Faso Prince Borch (Left Head) (voice)

Christina Lange Sonja (voice)

Rob Paulsen Prince Borch (Right Head) (voice)

Neil Ross Prince Prag (Right Head) (voice)

B.J. Ward Bjørn's Wife (voice)

Frank Welker Prince Prag (Left Head) (voice)

Alvy Dorman Malfred (voice)