Polley, Sarah (Autor Personal)

The sweet hereafter [SR] p1997: container (vocals by Sarah Polley)

Internet Movie Database, Jan. 5, 2004 (Sarah Polley; b. Jan. 8, 1979, Toronto, Ont.; actress and director)

IMDb, January 5, 2017: (Sarah Polley, actress, writer, director ; b. January 8, 1979 in Toronto, Ontario, Canada)

LAC internal file, March 2, 2021 (access point: Polley, Sarah; film producer)