16 Season
2724 Episode
Late Night with Conan O'Brien - Season 15 Episode 113 Steve Carell, Alyson Hannigan, Duffy
Tonight's guests are "The Office" Steve Carell, "How I Met Your Mother" Alyson Hannigan, and musical guest Duffy.
- Year: 2009
- Country: United States of America
- Genre: Comedy, Talk
- Studio: NBC
- Keyword: talk show, late-night show, music
- Director: Lorne Michaels, Conan O'Brien
- Cast: Conan O'Brien, Joel Godard