Joseph Gordon-Levitt started out on "3rd Rock From the Sun," which premiered in 1996.
Gordon-Levitt has had a very successful career that began with roles in big movies such as "A River Runs Through It" and "10 Things I Hate About You."
After his recurring role as Tommy Solomon on "3rd Rock From the Sun," which ran from 1996 to 2001, Gordon-Levitt took a break from acting to briefly attend Columbia University. He returned to acting in 2004, starring in films like "(500) Days of Summer," "Don Jon," and "Inception," to name a few.