Griffin Dunne

Thomas Griffin Dunne , known professionally as Griffin Dunne, is an American actor, film producer and film director.

Dunne was born Thomas Griffin Dunne in New York City, the son of Ellen Beatriz and Dominick Dunne. He is the older brother of Alexander and Dominique Dunne. His mother founded the victims rights organization Justice for Homicide Victims after Dominiques murder in 1982. His father was a producer, writer, and actor. He is also the nephew of John Gregory Dunne and Joan Didion.

Source: Wikipedia