He is the son of John Lithgow and Jean Taynton.
He has been in four movies and 46 episodes of 3rd Rock from the Sun.
He played a student of John Lithgow in 3rd Rock from the Sun.
He attended Harvard in his father's footsteps, graduating in 1994.
Half-brother of Nathan Lithgow and Phoebe Lithgow.
Is John Lithgow's son.