Harry Pearce is a fictional character from the British television series Spooks, which aired from 2002 to 2011. He is portrayed by actor Peter Firth and serves as the head of the MI5 counter-terrorism team. Known for his strategic mind and leadership skills, Pearce often navigates complex moral dilemmas while protecting national security. Throughout the series, Harry Pearce is depicted as a dedicated and sometimes ruthless operative. His character is involved in various high-stakes missions, dealing with threats to the United Kingdom. Pearce's relationships with his team members, including Ros Myers and Tom Quinn, add depth to his character and highlight the personal sacrifices made in the line of duty.