크레딧 출연 Grey DeLisle Mandy / Castigator (voice) Greg Eagles Grim / Sperg (voice) Richard Steven Horvitz Billy / Billy's Dad (voice) Vanessa Marshall Irwin / Mouse (voice) Dee Bradley Baker Alien Moonbeast / Alien Werewolf / Moonthing (voice) Jeff Bennett Alien #1 / Rat (voice) Chris Cox Meadowberry / Corporal / Postal Slob (voice) 제니퍼 헤일 Billy's Mom / Stinky (voice) 톰 케니 Dr. Brainiac / Alien Pilot / Wiggly / Waiter (voice) Mr. Lawrence Alien #2 (voice) Julian Stone Sir Raven (voice) 스텝 Russell Calabrese Directing Juli Murphy Directing Kris Sherwood Directing Maxwell Atoms Writing Nina G. Bargiel Writing Jeremy J. Bargiel Writing