Jason Jordan Segel (born January 18, 1980) is an American actor. He is best known for his role as Marshall Eriksen in the CBS sitcom How I Met Your Mother from 2005 to 2014. He began his career with director and producer Judd Apatow on the television series Freaks and Geeks (1999–2000) and Undeclared (2001–2002) before gaining prominence for his leading roles in various successful comedy films in which he has starred, written, and produced. Segel has starred in many comedic films such as Knocked Up (2007), Forgetting Sarah Marshall (2008), I Love You, Man (2009), Bad Teacher (2011), The Five-Year Engagement (2012), This Is 40 (2012), and Sex Tape (2014), as well as family films such as Despicable Me (2010), and The Muppets (2011). For his role as David Foster Wallace in The End of the Tour (2015) he received a nomination for the Independent Spirit Award for Best Male Lead. He also starred in the dramas Jeff, Who Lives at Home (2011), The Discovery (2017), Our Friend (2019), and Windfall (2022). In 2023, he began starring as a therapist in the Apple TV+ series Shrinking, which he also co-created alongside Bill Lawrence and Brett Goldstein. For his performance he earned a Primetime Emmy Award for Outstanding Lead Actor in a Comedy Series nomination.

Filmography

• 2026Anxious People
• 2026Over Your Dead Body — Dan
• 2023Mooned — Vector (voice)
• Shrinking — Jimmy, Writer, Executive Producer, Creator
• 2022The Sky Is Everywhere — Big
• 2022Windfall — Nobody, Story, Producer
• Winning Time: The Rise of the Lakers Dynasty — Paul Westhead
• Dispatches from Elsewhere — Peter, Executive Producer, Writer, Director, Creator
• Home Movie: The Princess Bride — Fezzik
• 2019Our Friend — Dane Faucheux
• 2018Come Sunday — Henry
• 2017The Discovery — Will Harbor
• 2015The End of the Tour — David Foster Wallace
• The Late Show with Stephen Colbert — Self - Guest, Jeff Daniels
• 2014Sex Tape — Jay, Screenplay, Executive Producer
• 2013This Is the End — Jason Segel (uncredited)
• 2012Jeff, Who Lives at Home — Jeff Thompkins
• 2012Scratching the Surface: A Hasty Examination of the Making of The Muppets
• 2012The Five-Year Engagement — Tom Solomon, Screenplay
• 2012This Is 40 — Jason
• 2011Bad Teacher — Russell Gettis
• 2011Friends with Benefits — Brice (uncredited)
• 2011Jason Segel & Paul Rudd Meet Rush — Sydney Fife, Director
• 2011The Muppets — Gary, Writer, Executive Producer
• 2010Despicable Me — Vector (voice)
• 2010Get Him to the Greek — Characters, Co-Producer
• 2010Gulliver's Travels — Horatio
• 2009I Love You, Man — Sydney Fife
• 2008Forgetting Sarah Marshall — Peter Bretter, Screenplay
• 2007Knocked Up — Jason
• 2006Bye Bye Benjamin — Theodore Everest
• 2006Tenacious D in The Pick of Destiny — Frat Boy #1 (uncredited)
• How I Met Your Mother — Marshall Eriksen
• 2005The Good Humor Man — Smelly Bob
• 200411:14 — Leon
• 2004LolliLove — Jason
• 2003Certainly Not a Fairytale — Leo
• 2002Slackers — Sam Schechter
• Alias — Sam Hauser
• 2001North Hollywood — Gary Huffman
• Undeclared — Eric
• CSI: Crime Scene Investigation — Neil Jansen
• Family Guy — Marshall Eriksen (voice)
• Freaks and Geeks — Nick Andopolis
• 1999New Jersey Turnpikes
• 1998Can't Hardly Wait — Watermelon Guy
• 1998Dead Man on Campus — Kyle
• 1998SLC Punk — Mike
• The Tonight Show with Jay Leno
• Sponsor — Peter, Writer, Producer

Appearances as themselves (24)

• Off Script with The Hollywood Reporter — Self
• 2020One World: Together at Home — Self
• Cultureshock — Self
• 2018Freaks and Geeks: The Documentary — Self
• Hot Ones — Self
• 2015Rush: R40 Live — Himself
• Late Night with Seth Meyers — Self - Guest
• The Tonight Show Starring Jimmy Fallon — Self
• Variety Studio: Actors on Actors — Self
• Conan — Self, Self - Guest
• Take Two with Phineas and Ferb — Self
• Late Night with Jimmy Fallon — Self - Guest
• The Megan Mullally Show — Self - Guest
• The Late Late Show with Craig Ferguson — Self
• Jimmy Kimmel Live! — Self - Guest
• The Ellen DeGeneres Show — Self
• The View — Self
• The Daily Show — Self
• Late Night with Conan O'Brien — Self - Guest
• Late Show with David Letterman — Self - Top Ten Presenter
• Jeopardy! — Self - Clue Presenter
• Entertainment Tonight — Self
• Saturday Night Live — Self - Host
• Golden Globe Awards — Self - Nominee