Actor Henry Ian Cusick to Appear in Multi-Episode Arc on ‘The Mentalist’ September 27, 2012 News, The Mentalist Actor Henry Ian Cusick, who departed the much-buzzed-about ABC political series ‘Scandal’ where he starred as right-hand man Stephen Finch to Olivia Pope (Kerry Washington), will now be showing up in a three-episode arc of The Mentalist. According to the folks over at TV Line, he will play Tommy Volker, a rich thrill seeker with possible ties to a TV reporter’s murder. Best known for his work in the latter seasons of the ABC juggernaut series ‘Lost’, Cusick also appeared in the 2036-set “Letters of Transit” episode of ‘Fringe’ that aired earlier this year and appeared in two episodes of ‘Law & Order: Special Victims Unit’. He also appeared in the box office film ‘Hitman’ with Timothy Olphant and as Jesus Christ in the 2003 ‘The Visual Bible: The Gospel of John’. ‘The Mentalist’ will be back for its fifth season starting this Sunday, September 30 on CBS at 10/9c.