The Rook Guest cast, played by Tamsin Topolski Episode 1x01: Chapter 1 (Jun 30, 2019) Episode 1x04: Chapter 4 (Jul 21, 2019) Episode 1x05: Chapter 5 (Jul 28, 2019) Episode 1x06: Chapter 6 (Aug 4, 2019) Episode 1x07: Prologue (Aug 11, 2019)