Alias Grace is a Canadian television miniseries directed by Mary Harron and written by Sarah Polley, based on Margaret Atwood's 1996 novel of the same name. It stars Sarah Gadon, Edward Holcroft, Rebecca Liddiard, Zachary Levi, Kerr Logan, David Cronenberg, Paul Gross, and Anna Paquin. The series consists of six episodes. It premiered on CBC on September 25, 2017, and appeared on Netflix on November 3, 2017.In advance of the series premiere, the first two episodes received a preview screening at the 2017 Toronto International Film Festival in its Primetime lineup of selected television programming.The series was the third adaptation of an Atwood novel broadcast on television in 2017, after The Handmaid's Tale (adapted for Hulu) and Wandering Wenda (adapted for CBC Television's CBC Kids lineup).