J.'s well-meaning but incredibly boring friend George on "Roseanne" from 1993 to 1995.
If you know nothing else about him, you know that Gordon-Levitt once played alien Tommy Solomon on the long-running sitcom "3rd Rock from the Sun." On the NBC comedy, a teenage Levitt played one of four extraterrestrial explorers masquerading as humans on Earth.
There was also Gordon-Levitt's turn as a fast-pedaling bike messenger in "Premium Rush." The consensus was that it wasn't bad -- nothing more, nothing less -- but considering how busy JGL must have been during his production, we'll give him a pass.
Gordon-Levitt also transformed into a Bruce Willis lookalike for his reunion with "Brick" director Rian Johnson and his futuristic thriller, "Looper." Critics salivated over its gripping plot, and while Gordon-Levitt had prosthetics to help him get into character, he was also recognized for carrying a strong performance.
It's no secret Joseph Gordon-Levitt and Zooey Deschanal are close pals -- remember their adorable homemade singing video? It’s fun just to have conversations, watch movies with her and stuff like that.
While some fans would love nothing more than to see these "(500) Days of Summer" co-stars get together in real life, the "Dark Knight Rises" actor told It’s awkward when people say that. We guess we shouldn't be so surprised, considering Deschanel -- who split from husband Ben Gibbard last fall -- has recently been spotted kissing new boyfriend Jamie Linden.
The movie "50/50" was inspired by a true story, and with the popular Seth Rogen backing him up, Levitt again received raves.
So there you have it -- no JGL/Deschanel real-life romance is in the works.
If you need us, we'll be watching "Why Do You Let Me Stay Here" and "What Are You Doing New Year's Eve?
We've been friends for 10 years." PHOTOS: Zooey Deschanel's red carpet style Indeed, Deschanel's new relationship status (she filed for divorce from husband Ben Gibbard in January 2012 and in June was spotted on the arm of new boyfriend Jamie Linden) is fine by Gordon-Levitt, who sees the dark-haired, blue-eyed New Girl actress, 32, both as a close friend and an amazing woman.
It's fun just to have conversations, watch movies with her and stuff like that." Gordon-Levitt has been linked to Larisa Oleynik and Devon Aoki in the past.
As a prolific performer, Gordon-Levitt will often offer his fans a buffet of films to choose from, all within a single year.