Scott Vincent James Baio is an American actor, best known for his roles as Chachi Arcola on the sitcom Happy Days and its spin-off Joanie Loves Chachi, and as the title character on the sitcom Charles in Charge.
In the summer of 1949, a group of bullied kids band together to destroy a shape-shifting monster, which disguises itself as a clown and preys on the children of Derry, their small Maine town.