From Wikipedia, the free encyclopedia. Eric Lloyd (born David Eric Lloyd Morelli;  May 19, 1986) is an American actor. Lloyd is best known for work as a child actor between 1992 and 2003, in such roles as Charlie Calvin in The Santa Clause film trilogy,  and as "Little John" Warner in the NBC television series Jesse. Description above from the Wikipedia article Eric Lloyd , licensed under CC-BY-SA,full list of contributors on Wikipedia.