Pearl Mackie is a British actress best known for her role as Bill Potts in the long-running science fiction television series Doctor Who. She joined the show in 2016, becoming the first openly LGBTQ+ companion in the series' history. Her character was notable for her curiosity and strong personality, bringing a fresh perspective to the iconic series. Before her role in Doctor Who, Mackie appeared in various stage productions and television shows. She trained at Bristol Old Vic Theatre School and has also worked in theater, showcasing her versatility as a performer. Mackie's work has earned her recognition and praise in the entertainment industry.