premiere of "Joker" during the 2019 Toronto International Film Festival held at the Roy Thomson Hall on September 9, 2019 in Toronto, Canada ?? JPA / AFF-USA.COM. 09 Sep 2019 Pictured: Robert De Niro, Todd Phillips, Joaquin Phoenix, Zazie Beetz and Bradley Cooper. Photo credit: JPA/AFF-USA.com / MEGA TheMegaAgency.com +1 888 505 6342