Guest Stars Russell Harvard as Mr. Wrench Joey King as Greta Grimly Keith Carradine as Lou Solverson Bob Odenkirk as Deputy Bill Oswalt Gary Valentine as Deputy Knutzen Rachel Blanchard as Kitty Nygaard Susan Park as Linda Park Tom Musgrave as Bo Munk Keegan-Michael Key as FBI Agent Pepper Julie Ann Emery as Ida Thurman Kate Walsh as Gina Hess Jordan Peele as FBI Agent Budge Helena Mattsson as Jemma Stalone Stephen Root as Burt Canton Co Starring Atticus Mitchell as Mickey Hess Liam Green as Moe Hess Jennifer Copping as Louise Weezy Canton Christopher Rosamond as Agent Buchwald Carrie Colak as Bartender Jade Davis as Single Woman Marty Antonini as Delivery Man James D. Hopkin as SAC David Even Dan Redican as Buck Young Leslie Maynes as FBI Secretary Richard Sherry as Stun Meadows Dayle Krall as Magician's Assistant Barkhad Abdirahman as Tahir El Kachief