The Mentalist Recruits Diane Farr and Bonnie Somerville

Bonnie Somerville, Diane Farr The Mentalist has employed Numb3rs' Diane Farr and Friends' Bonnie Somerville to guest-star inside an approaching episode, TVLine reviews. Farr, 42, may have Amy, a sort-A who is the owner of just a little Northern California winery. Somerville, 37, may have Amy's friend and business partner, who's billed with murder. Watch videos within the Mentalist Desperate Housewives' Kathryn Joosten will guest-star since the murder victim's neighbor, and True Blood stream vet James Frain may even appear. The episode is slated to air between February. Farr most recently guest-starred on CSI: Miami. Somerville recently came out inside the Hallmark TV movie Holiday Engagement. The Mentalist airs Thursdays at 10/9c on CBS.