A Discovery of Witches Guest cast, played by Milo Twomey Episode 2x01: Episode 1 (Jan 8, 2021) Episode 2x02: Episode 2 (Jan 8, 2021) Episode 2x03: Episode 3 (Jan 8, 2021) Episode 2x05: Episode 5 (Jan 8, 2021) Episode 2x07: Episode 7 (Jan 8, 2021) Episode 2x09: Episode 9 (Jan 8, 2021) Episode 2x10: Episode 10 (Jan 8, 2021)