Amber Heard: 'Paranoia' Hair Updo!

Amber Heard fixes her hairdo as she hangs around on the set of Paranoia on Tuesday (December 4) in Philadelphia, Penn.

That same day, the 26-year-old actress kept a low profile as she took her adorable little pooch out for a walk while on break from filming.

PHOTOS: Check out the latest pics of Amber Heard

Paranoia also stars Liam Hemsworth, Harrison Ford, Gary Oldman, Josh Holloway, and more! The thriller is set to be released on October 4, 2013.

Amber was last spotted out at Petty Fest West last month alongside Teresa Palmer.