Reese Witherspoon in 'Devil's Knot' - First Look!

Reese Witherspoon is a beauty in blue while leaving the Rossano Ferreti Hair Spa on Wednesday afternoon (July 24) in Beverly Hills, Calif.

The 37-year-old actress was seen out earlier in the day while at the gym for a morning workout in Brentwood.

Reese stars in the upcoming movie Devil’s Knot and the first still from the film was just released!

Devil’s Knot, which is about the savage murders of three young children that sparks a controversial trial of three teenagers accused of killing the kids as part of a satanic ritual, will premiere at the 2013 Toronto International Film Festival this year.

10+ pictures inside of Reese Witherspoon at the salon and the gym…