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