크레딧 출연 Jack Mercer Professor Grampy (voice) (uncredited) Mae Questel Orphans (voice) (uncredited) Everett Clark Grampy (voice) (uncredited) 스텝 Dave Fleischer Directing Sammy Timberg Sound Tot Seymour Sound Max Fleischer Production Bob Rothberg Sound Bob Rothberg Writing Sammy Timberg Writing Tot Seymour Writing William Henning Visual Effects Seymour Kneitel Visual Effects