15 'You're On the Set!' Photos

Jensen Ackles in Chinatown in Vancouver.

The Social Network costar films sci-fi thriller opposite former Top Model contestant Yaya DaCosta in an L.A. apartment complex.

Skeet Ulrich's not afraid to get his feet wet for this arrest scene.

Director Angelina Jolie at work on set of her Bosnian war film in Budapest.

Veteran actor gets prepped for a scene at the former L.A. Stock Exchange Building.

Tom Selleck's looking all red, white, and blue while filming on the streets of Manhattan.

Action comedy's star filming in front of the Trump International Hotel and Tower at Columbus Circle in Manhattan.

Mad Men costar gets ready to steal more than hearts on this L.A. set — she'll be robbing a pawn shop.

Watching the playbacks.

Bryan Cranston joins the fun on the Fox comedy in this scene shot outside The Improv comedy club in L.A.

On location at Lonsdale Quay Market in North Vancouver.

Expendables star doesn't seem so Safe filming new movie in Philadelphia.

Franchise's star is flying high on the set of the series' next chapter in L.A.

Pop star's looking patriotic while dangling on the set of her new video.

Avatar star with director Malbrouk El Mechri in Madrid.