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 Lyndsy Fonseca Daughter Guest Star David Henrie Son Guest Star Regan Burns Producer Guest Star Seth Morris Director Guest Star Angela Martinez Rochelle Harper Guest Star Tina Casciani Marisela Diaz Guest Star Colleen Shannon Lottery Girl Guest Star Mark Tomesek Dr. Goodman Guest Star Ara Anton Herm Guest Star Wayne Lopez Referee Guest Star Patrizia Medrano Female Reporter Guest Star Carter Bays Executive Producer Craig Thomas Executive Producer Jonathan Groff Writer Pamela Fryman Director