Claim: Game of Thrones (season 1) featured Irish actress Michelle Fairley as Catelyn Stark.
Evidence: Game of Thrones features a large ensemble cast , including Bean , Addy , Peter Dinklage , Lena Headey , Nikolaj Coster-Waldau , Michelle Fairley and Iain Glen.
Michelle Fairley is a Northern Irish actress , best known for her roles as Catelyn Stark in the HBO series Game of Thrones , Dr. Ava Hessington in multiple episodes of USA Network series Suits , and as terrorist Margot Al-Harazi , a main antagonist in 24 : Live Another Day.