Passage: The series concerns the adventures of Ted Mosby (played by Josh Radnor) narrating the story of how he met the mother of his children. The story goes into a flashback and starts in 2005 with a 27-year-old Ted Mosby living in New York City and working as an architect; the narrative deals primarily with his best friends, including the long-lasting couple Marshall Eriksen (Jason Segel) and Lily Aldrin (Alyson Hannigan), womanizing-playboy Barney Stinson (Neil Patrick Harris), and news reporter Robin Scherbatsky (Cobie Smulders). The lives of all characters are entwined in each others. The series explores many storylines, including a "will they or won't they" relationship between Robin and each of the two single male friends, Marshall and Lily's relationship, and the ups and downs of the characters' careers.

Question: What actor had the role of Ted Mosby?
Josh Radnor