How I Met Your Mother is a series of stories told by a future Ted Mosby (Josh Radnor) to his son and daughter about the events that led up to him meeting their mother.
The other main characters in the show include Ted's best friend, Marshall Eriksen (Jason Segel) and his wife Lily Aldrin (Alyson Hannigan), his ex-girlfriend Robin Scherbatsky (Cobie Smulders), and his wingman, Barney Stinson (Neil Patrick Harris).