Pierce Brosnan chats with ET’s Rachel Smith at the New York City premiere of his latest film, The Thursday Murder Club,’ streaming Aug. 28 on Netflix. The actor reflects on teaming up with Helen Mirren in multiple projects and shares a (sort of) update on ‘Mamma Mia 3’ after reports surfaced suggesting Sabrina Carpenter would join as the daughter of Sophie, played by Amanda Seyfried in the first two films.