Viola Walsh is a lawyer and an acquaintance of Diane Lockhart. Walsh practices law on the west coast. Walsh lost a major client when she referred them to Lockhart/Gardner for babysitting. She often makes job offers to competing associates to throw them off their game. She represents the CEO of Chum Hum, a search engine. She seems very clever and cut-throat but often loses against Lockhart/Gardner
Walsh is played by actress Rita Wilson.