Josh Radnor Ted Mosby Actor Jason Segel Marshall Erikson Actor Alyson Hannigan Lily Aldrin Actor Neil Patrick Harris Barney Stinson Actor Cobie Smulders Robin Sherbatsky Actor Bob Saget Narrator Alan Fudge Farmer Frank Guest Star Destiny Whitlock Little Girl Guest Star Megan McNulty Cindy Guest Star Alexis Krause Carol Guest Star Marshall Manesh Ranjit Guest Star Carter Bays Executive Producer Craig Thomas Executive Producer Stephen Lloyd Writer Pamela Fryman Director