Guest Stars Eric LaRay Harvey as Dunn Purnsley Domenick Lombardozzi as Ralph Capone Ben Rosenfield as William H. "Willie" Thompson Wrenn Schmidt as Julia Sagorsky Brian Geraghty as Agent Warren Knox / Jim Tolliver Morgan Spector as Frank Capone Co Starring Brady Noon as Tommy Darmody Connor Noon as Tommy Darmody Christiane Seidel as Sigrid Mueller Jacob A. Ware as Agent Selby Owen Campbell as Clayton Davies Kayla Ferguson as Doris David Campbell as Tom (Nucky's Bodyguard) Robert Emmet Lunney as Judge Varick Martino Caputo as Headbreaker Marc Basil as tbd Tom Coiner as A.D.A. Eugene Mulhearne Ian Blackman as D.A. Lawrence Eisley Scott Lehman as Philadelphia Police Detective Christopher Jon Gombos as Western Electric Factory Worker