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 Rebecca Budig Holli Guest Star Kevin Michael Richardson Stan Guest Star Carter Bays Executive Producer Craig Thomas Executive Producer Greg Malins Writer Pamela Fryman Director