Viola Davis

Viola Davis

Add a new name to "Law Abiding Citizen."

Viola Davis has signed on to the Jamie Foxx/Gerard Butler thriller, according to Variety. The story follows a vigilante who goes after the district attorney responsible for the release of his (the vigilante's) family's murderer.

Davis, 43, was nominated for an Academy Award for her role in the 2008 movie " Doubt."

Leslie Bibb, Michael Gambon, Colm Meaney and Theresa Randle joined the cast earlier in January.