크레딧 출연 Daws Butler Gatekeeper (voice) (uncredited) Billy Bletcher Devil Dog (voice) (uncredited) 스텝 윌리엄 해나 Directing Kenneth Muse Visual Effects Irven Spence Visual Effects 조셉 버베라 Directing Ed Barge Visual Effects 프레드 큄비 Production Ray Patterson Visual Effects Scott Bradley Sound