James Vincent McNichol (Jimmy McNichol) (born on July 2, 1961) is an American former child actor and the brother of actress Kristy McNichol.
He got his start at the age of 7, acting in a Band-Aid commercial. He appeared in roughly 60 commercials between 1967-1973, including spots for Kool-Aid and Crest. He then landed minor roles in shows such as S.W.A.T. and Little House on the Prairie.
He made his first movie, Sunshine, in 1973 at the age of 12. His first regular starring role was as younger brother Jack on The Fitzpatricks. Michele Tobin played his sister on the show, and they later reteamed on the show California Fever. They were often seen in public and rumoured to be dating at the time.