Bio
Ian Lithgow is an American actor best known for his recurring role as Leon in the television sitcom 3rd Rock from the Sun, from 1996-2001.
A graduate of Harvard University, Lithgow is an award-winning actor who has performed in TV, film and in regional theatres across the USA including the Goodman Theatre, the American Repertory Theatre, the Williamstown Theatre Festival, the Ahmanson Theatre, and the Pasadena Playhouse.
Ian recurred as Leon on 3rd Rock from the Sun and created the role of Tony in Boy Gets Girl, which he performed at the Manhattan Theatre Club.
He is the son of actor John Lithgow.