Marcella Guest cast, played by Imogen Faires Episode 2x01: Episode 1 (Feb 19, 2018) Episode 2x02: Episode 2 (Feb 26, 2018) Episode 2x03: Episode 3 (Mar 5, 2018) Episode 2x04: Episode 4 (Mar 12, 2018) Episode 2x05: Episode 5 (Mar 19, 2018) Episode 2x07: Episode 7 (Apr 2, 2018) Episode 2x08: Episode 8 (Apr 9, 2018)