Reese Witherspoon: Brunette Hair on 'The Good Lie' Set!

Reese Witherspoon shows off her brunette hair while getting into character on the set of her upcoming film The Good Lie on Wednesday (April 17) in Atlanta, Ga.

The 37-year-old actress stars in the film as a straight-talking American woman who takes in a Sudanese refugee into her new home in the United States.

PHOTOS: Check out the latest pics of Reese Witherspoon

Reese is expected to attend the Cinema Society premiere of her new film Mud this weekend in New York City alongside her co-star Matthew McConaughey!