Guest Stars Guy Van Swearingen as Paulie "Pierogi" Muzaski Brian Keys as Special Agent Edgar Vargus Konstantin Lavysh as Rodovan Mirković Audrey Esparza as Liliana Debo Balogun as Seamus Bennigan Jeremih as Elijah Linden Paulina Nguyen as Mai Liet Adenike Thomas as Special Agent Rowena Kala Dana Paulo as Young Kate Phil Donlon as Simon McDougal Griffin Parchem as Young Tommy Michael David Hammond as Bobito Dominguez Orest Sosnivka as Živko Serg Ilic as Serb Soldier Mark Ulrich as Drunken Serb Ryan Oliver as Serbian Henchman Andrei Runtso as Serbian Henchman