Billy O'Sullivan (actor)

William O'Sullivan (born December 19, 1980), known professionally as Billy O'Sullivan or Billy O', is an American former actor. He began his career as a child actor, gaining recognition for his main role as Noah Burgess on the CBS sitcom The Van Dyke Show (1988). He later had another main role on a CBS series, as Ike Lincoln on Sons and Daughters (1991).

In the 1990s, O'Sullivan voiced J.C. in the first-person shooter video games SiN (1998) and SiN: Wages of Sin (1999). In the 2000s, he had starring roles in the horror films Lovers Lane (2000) and Shredder (2002) and reprised his role as J.C. in SiN Episodes: Emergence (2006) before retiring from the entertainment industry.

O'Sullivan's first major role came when he was cast as Noah Burgess on the CBS sitcom The Van Dyke Show, which ran for one season in 1988.^[1] In 1991, O'Sullivan had a main role on the CBS series Sons and Daughters.^[2][3] During the same year, he also had a starring voice role in the animated film The Little Engine That Could.^[4]

In the 1990s, O'Sullivan voiced J.C. in the action video games SiN (1998) and SiN: Wages of Sin (1999). His most notable role in the 2000s was his starring role in the horror film Lovers Lane (2000). His last on-screen appearance was his guest role on an episode of Boston Public in 2003. O'Sullivan reprised his voice role of J.C. in SiN Episodes: Emergence, which was also his last voice role. Speaking to Ritualistic about returning for Emergence, O'Sullivan stated that "having this older, wiser, cockier role is a fun and commanding position that lets me play around a little more."^[5]

O'Sullivan attended the University of Southern California from 1999 to 2006, where he earned a bachelor's degree in film.^[6] He founded the hospitality company Ohana Inns in 2020.^[6]

• Billy O'Sullivan at IMDb