John Halfpenny

1983

• [ ] Rock & Rule (Screenplay) 

1977

• [ ] A Cosmic Christmas (Animation) 

1979

• [ ] Intergalactic Thanksgiving, or Please Don't Eat the Planet (Animation) 
• [ ] Romie-0 and Julie-8 (Animation) 

1980

• [ ] Take Me Up to the Ball Game (Additional Writing) 

1983

• [ ] Rock & Rule (Uncle Mikey (voice))