NPR logo On the Set of 'Third Rock from the Sun'

On the Set of 'Third Rock from the Sun'

On the Set of 'Third Rock from the Sun'

Audio will be available later today.

NPR's Noah Adams visits the set of the hit sitcom Third Rock from the Sun. Star John Lithgow likens the work to Vaudeville. He says his favorite part of acting has always been rehearsal — Lithgow now feels like he rehearses for a living.