크레딧 출연 Marvin Miller Narrator (voice) 스텝 Robert Cannon Directing Gail Kubik Sound Dr. Seuss Writing Frank Smith Visual Effects Stephen Bosustow Production Willis Pyle Visual Effects John Hubley Visual Effects Rudy Larriva Visual Effects Phil Eastman Writing Pat Matthews Visual Effects William T. Hurtz Art Adrian Woolery Production Jules Engel Visual Effects Bill Scott Writing Bill Melendez Visual Effects