Josh Radnor Ted Mosby Actor Jason Segel Marshall Erikson Actor Neil Patrick Harris Barney Stinson Actor Alyson Hannigan Lily Aldrin Actor Cobie Smulders Robin Sherbatsky Actor Bob Saget Narrator Kal Penn Kevin Guest Star Nazanin Boniadi Nora Guest Star Wayne Brady James Stinson Guest Star Chris Elliott Mickey Aldrin Guest Star Frances Conroy Loretta Stinson Guest Star Bill Fagerbakke Marvin Eriksen Sr. Guest Star Riley Thomas Stewart Young Barney Guest Star Sathya Jesudasson Mrs. Venkataraghavan Guest Star Christiann Castellanos Leigh Guest Star Carter Bays Executive Producer Craig Thomas Executive Producer Matt Kuhn Writer Pamela Fryman Director