Guest Stars John Getz as Benjamin Cahill Jim Beaver as Agent Jake Neville Misha Collins as Elliot Ness Richard Portnow as Mayor William Hale Thompson Charles Rahi Chun as Priest Mather Zickel as Richard Hart / Jimmy Capone Cameron Gharaee as Al Capone Co Starring Allison Riley as Hart's Wife Paul Moniz de Sa as Frank Gallucio Brandyn Eddy as Reporter Liviu Rain as SM Caleb Sullivan Jag Arneja as Agent Singer