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.
Cast and Crew
Jack Mercer
Chicken / Cheering Boy / Neighborhood Kid (voice) (uncredited)
Mae Questel
Billy / Neighborhood Kid / Tony's Friend (voice) (uncredited)
Cecil Roy
Casper / Johnny / Tony / Boy at stand / Neighborhood Kid (voice) (uncredited)