Even dead kids can be a bad influence. Take what happens to Billy for example. Casper the "friendly" ghost takes the slightly awkward little boy under his wing, and before long the two of them are cheating in a local football game.
as Chicken / Cheering Boy / Neighborhood Kid (voice) (uncredited)
as Billy / Neighborhood Kid / Tony's Friend (voice) (uncredited)
as Casper / Johnny / Tony / Boy at stand / Neighborhood Kid (voice) (uncredited)
as Bully Boy / Neighborhood Kid (voice) (uncredited)
