As a child, Daniels lived on Long Island, New York (born in Mineola) before moving to Greenwich Village. At an early age his acting, singing and dancing talents surfaced and was quickly recognized by talent and casting agents. He was cast in his first role at age 7. Besides his film and television credits, Daniels appeared on Broadway as Gavroche in Les Misérables and won the LA Drama Critic's Circle award for his role as Young Charley in Conversations With My Father.
He has appeared in a numerous number of movies as a child. He started his acting career at a very early age and he has starred in most of his big screen movies at a young age.