Jason Jordan Segel ( SEE-gal; born January 18, 1980) is an American actor, comedian, screenwriter, and producer. 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 which he has starred in, written, and produced. Segel's comedic films include 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). From 2022 to 2023, he played the role of Paul Westhead in the HBO series Winning Time: The Rise of the Lakers Dynasty. In 2023, he began starring as Jimmy Laird, a therapist in the Apple TV series Shrinking, which he also co-created alongside Bill Lawrence and Brett Goldstein. For his performance, he was nominated for two Primetime Emmy Awards and two Golden Globe Awards.