John Macmillan draws viewers into the complex politics and power struggles of Westeros with his portrayal of Prince Aemond Targaryen in The Princess and the Queen. His ability to capture Aemond’s fierce ambition and icy charisma adds a compelling edge to this Game of Thrones prequel, showing a character who is as magnetic as he is ruthless. Macmillan previously made an impression with his role as Tyler in the gritty crime drama Hustle, where his sharp, intense presence stood out amid the ensemble cast. He also appeared in the acclaimed series Peaky Blinders, holding his own alongside the Shelby family’s chaotic world. What makes Macmillan memorable is his knack for bringing even secondary figures to life with subtle vulnerability and unpredictability, making the political machinations and personal conflicts feel urgently real.