Ian Lithgow

Ian Lithgow was born in Cambridge, Massachusetts, the son and only child from the marriage of actor John Lithgow and his first wife, Jean Taynton. He has two half siblings, Phoebe (born 1982) and Nathan (born 1983). He received his undergraduate degree from Harvard University and his M.A. in Clinical Psychology from Antioch University Los Angeles. He currently runs a practice in Lower Manhattan specializing in marriage and family therapy.[1]

Lithgow is an award-winning actor who has performed in TV, film, and in regional theatres across the country, including the Goodman Theatre, the American Repertory Theatre, the Williamstown Theatre Festival, the Ahmanson Theatre, and the Pasadena Playhouse. He created the role of Tony in Boy Gets Girl, which he performed at the Manhattan Theatre Club. In the 1990s NBC sitcom 3rd Rock from the Sun Lithgow played the recurring role of Leon, a purportedly dim-witted student who attends the physics class of Dick Solomon (portrayed by real-life father John Lithgow). He played a son of his father's character in the 2020 HBO television series Perry Mason.[2][3]

He has a daughter, born in 2004 and a son, born in 2008.

• Ian Lithgow at IMDb
• 3rd Rock from the Sun at Curlie