Everything You Need to Know about NIGHTMARES! and How to Defeat Them

Jason Jordan Segel was born on January 18, 1980 in California. He is an actor, author, musician, songwriter, and screenwriter. He is best known for his role as Marshall Eriksen in the CBS sitcom How I Met Your Mother, as well as for his work with producer Judd Apatow on the television series Freaks and Geeks and Undeclared, and starred in several films, including Forgetting Sarah Marshall, Sex Tape, Knocked Up, The Muppets, Despicable Me, and The Five-Year Engagement.

Segel's first major role was as stoner "freak" Nick Andopolis on the critically acclaimed but short-lived 1999 NBC comedy-drama series Freaks and Geeks. Segel had recurring roles on CSI: Crime Scene Investigation as Neil Jansen and on Undeclared as Eric. He played Marshall Eriksen/Beercules on the CBS sitcom How I Met Your Mother. His feature film appearances include Slackers, SLC Punk!, The Good Humor Man, and Dead Man on Campus. In 2007, he appeared in Knocked Up, directed by Freaks and Geeks creator Judd Apatow. Segel starred in the lead role of 2008's Forgetting Sarah Marshall. In 2014 he made The New York Times Best Seller List with his title Nightmares!.

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