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 Chris Elliott Mickey Aldrin Guest Star Vicki Lewis Dr. Sonya Guest Star Caine Sinclair Joe Guest Star Nikki Stanley Kate Guest Star Paul Eliopoulos Homeless Man Guest Star Max Daniels Cab Driver Guest Star Francesca Capaldi 7-Year-Old Lily Aldrin Guest Star Ken Takemoto Elderly Chinese Man Guest Star Bobby C. King Security Guard Guest Star Mike Grief Bus Driver Guest Star Katie Enright Nurse Guest Star Brenda Ballard Fran Guest Star Elliot Goldwag Alfred Guest Star Vivian Smallwood Leila Guest Star Carter Bays Executive Producer Craig Thomas Executive Producer Jennifer Hendriks Writer Pamela Fryman Director