William L. Thomas
William L. ( Bill ) Thomas is an American Actor known for his work in recurring roles on VEEP ( smiling agent Martin Collins ), House of Cards ( reporter Greg ) and The Wire ( F.B.I. Agent Mason ) and as Clint Hill in Killing Kennedy and Surgeon General Barnes in Killing Lincoln. Film roles include: West Virginia Stories, The Perks of Being a Wallflower, Syriana, Head of State & Hannibal.