As a framing device, the main character, Ted Mosby (Josh Radnor), with narration by Bob Saget, in the year 2030 recounts to his son and daughter the events that led to him meeting their mother, which explains the title and allows for a narration in the past tense. How I Met Your Mother's other main characters are Marshall Eriksen (Jason Segel), Robin Scherbatsky (Cobie Smulders), Barney Stinson (Neil Patrick Harris), and Lily Aldrin (Alyson Hannigan).
The series finale aired on March 31st, 2014 on CBS.
- Josh Radnor - Ted Mosby
- Jason Segel - Marshall Eriksen
- Alyson Hannigan - Lily Aldrin
- Neil Patrick Harris - Barney Stinson
- Cobie Smulders - Robin Scherbatsky
- Cristin Milioti - The Mother (as of Season 9)
- Bob Saget - Future Ted (voice; uncredited)