Maimie McCoy is an English actress. Her acting career started in the early 2000s. During her beginnings, she mostly had guest appearances. This includes on the shows Doctors and Waking the Dead. She then made her film debut in 2004’s The Libertine with a small role. She next had roles in the films Minotaur, The Boat People, and Virgin Territory. In the 2010s, she guest starred on the British show Endeavour. She then became further known for her role as Milady de Winter on the BBC period drama series The Musketeers. She played the said role from 2014 to 2016.