크레딧 출연 Wayne Morton Pontoffel Pock Hal Smith McGillicuddy / Good Fairy-in-Chief Don Messick Humboldt (voice) Joe Raposo Gil Gickler / Groogen Musician / Senior Fairy / Groogen Dairywoman (voice) Ken Lundie Highbee Sue Allen Neepha Pheepha 스텝 Gerard Baldwin Directing Dr. Seuss Writing David H. DePatie Production Friz Freleng Production Dr. Seuss Production Joe Raposo Sound Dr. Seuss Writing