Emily Swallow Emily Swallow

Monday Mornings alum Emily Swallow has landed a multi-episode arc on The Mentalist, TVGuide.com has confirmed.

As first reported by TVLine.com, Swallow will play Kim Fischer, a mysterious woman who will have an influence on Jane's life.

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With the impending exits of Amanda Righetti and Owain Yeoman, the actress, whose credits also include Ringer and Southland, has the potential to become a series regular.

The Mentalist returns on Sunday, Sept. 29 at 10/9c on CBS.

(Full disclosure: TVGuide.com is owned by CBS.)