Justin Theroux: Muscular Motorcycle Man!

Justin Theroux shows off his buff biceps in a muscle tank while going for a ride around town on his motorcycle on Wednesday afternoon (July 10) in New York City.

The 41-year-old actor has been in town while working on the pilot for his upcoming HBO series The Leftovers.

PHOTOS: Check out the latest pics of Justin Theroux

The evening before, Justin was seen on the set of the show filming some late night scenes and earlier in the week he was spotted in a police uniform for a scene.