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 Becki Newton Quinn Garvey Guest Star Alexis Denisof Sandy Rivers Guest Star Marshall Manesh Ranjit Guest Star Eben Ham Pilot Guest Star Bryan Krasner Gary Guest Star Carter Bays Executive Producer Craig Thomas Executive Producer Chuck Tatham Writer Pamela Fryman Director