Guest Stars Mark Heap as Dr. Moers Lucy Cohu as Madame Maigret Shaun Dingwall as Inspector Janvier Leo Staar as Inspector LaPointe Hugh Simon as Dr. Paul Colin Mace as Inspector Lognon Olivia Vinall as Arlette Lorraine Ashbourne as Rosa Alfonsi Adrian Scarborough as Dr. Bloch Douglas Hodge as Fred Alfonsi Cassie Clare as Tania Sara Kestelman as Madame Dussardier Nicola Sloane as The Countess Adrian Rawlins as Oscar Bonvoisin Tilly Vosburgh as Nathalie Jane Wood as Mme. Aubin Sebastian De Souza as Philippe Martinot Niké Kurta as Betty Gyula Mesterházy as Man at Pissoir Simon Gregor as Grasshopper Alexandra Bakonyi as Genvieve
