While filming How I Met Your Mother, Jason, who played Marshall Eriksen, starred in a slew of feature films including Knocked Up, Forgetting Sarah Marshall, and I Love You, Man. His most recent film, The Five-Year Engagement, premiered in 2012. He stars alongside Emily Blunt. He appeared with Cameron Diaz in Sex Tape in 2014. He also appeared in This Is 40. In the fall of 2014, Jason expanded his skills to writing. He co-wrote Nightmares with Kristen Miller, the first young adult novel of a three-book children’s series.
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