Fan Casting Clown (1984)

The origin story of how the clown came to be with Chris Karlson and his father doctor martin Karlson.
Chris's son has been admitted to the hospital where his grandfather works and to cheer all the kids up he puts on an old clown suit from his attic. But what he doesn't realize is he can never take it off unless 5 children die or he dies. Both his wife and father try to find a cure but the only cure is someone dies.