The Madame Blanc Mysteries Guest cast, played by Olivia Caffrey Episode 1x01: Episode 1 (Oct 16, 2021) Episode 1x04: Episode 4 (Nov 6, 2021) Episode 1x06: Episode 6 (Nov 20, 2021) Episode 2x01: Episode 1 (Jan 5, 2023) Episode 2x04: Episode 4 (Jan 26, 2023) Episode 2x05: Episode 5 (Feb 2, 2023) Episode 2x06: Episode 6 (Feb 9, 2023)