James Cosmo is a celebrated Scottish actor with a career spanning more than five decades in film and television. He is well known to fans for his role as Jeor Mormont, Lord Commander of the Night’s Watch, in the global hit series Game of Thrones. Cosmo has also appeared in major films including Braveheart, Highlander, and Trainspotting. His commanding screen presence and distinctive voice have made him a favourite among fans of fantasy, historical, and action cinema.