Guest Stars Sara Chase as Cyndee Pokorny Sol Miranda as Donna Maria Nuñez Lauren Adams as Gretchen Chalker Michael Carlsen as Mikey Politano Amy Sedaris as Mimi Kanassis Jon Hamm as Richard Wayne Gary Wayne Dylan Gelula as Xanthippe Voorhees Tanner Flood as Buckley Voorhees Chris Northrop as Meth-Head Charlie Elise Mestichelli as C.H.E.R.Y./L. Mike Britt as Walter Bankston Fred Armisen as Robert Durst Bill Barretta as Lonny Dufrene/Mr. Frumpus Niceto Darcey Festin as George Gerogiulo Chris Parnell as Junior Andrew Briedis as Dev Daniel Radcliffe as Prince Frederick Jack McBrayer as Sandy Parcell Heidi Gardner as Jenny Zak Orth as Cody Santimonio Josh Groban as Himself Johnny Knoxville as C.J. Charlotte McKinney as Herself Bowen Yang as Kim Jung-un Jamar Greene as Guard Connor Ratliff as Crew Guy Cassie Carlock as Bob Snarklewick Michael Spedden as Bartender Gene Presendieu Jr. as Mamadou Chandler Rosenthal as Maggie Anthony R. Mottola as Darren Molly Lloyd as Wedding Guest Schecter Lee as Korean Man Stephanie D'Abruzzo as Jan the Backpack Seth Kirschner as Shawn Negin Farsad as Designer Paul Lazar as Drunk Brian Corrigan as Old Man Patch Darragh as Nick