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 Aidan McArdle as Judge Comeliau Matt Devere as Police Inspector Colin Mace as Inspector Lognon David Dawson as Marcel Moncin Fiona Shaw as Madame Moncin Eva-Jane Willis as Marthe Jusserand Leo Hatton as Michelle Katie Lyons as Madame Maguy Gillian Bevan as Madame Tissot Martin Turner as Dr. Pardon Jack McMullen as Mazet Renny Krupinski as Boniek Rebecca Night as Yvonne Moncin Rufus Wright as Minister Morel Ian Bartholomew as The Baron David Annen as Professor Tissot Heather Bleasdale as Madame Pardon Beth Cooke as Georgette Lecoin Alexander Campbell as Dennis Lecoin Christopher Bowen as Inspector Lefors Zsófia Rea as Nicole Lecoin Jack Johns as Rougin Ede Pszotka as Delivery Boy Jessica Bay as Odile Uncredited Nicholas Wittman as Lad Scott Alexander Young as Inspector