Guest Stars Helen Shingler as Mme. Maigret Neville Jason as Lapointe Ann Way as Concierge Barry Letts as Gaston Constance Wake as Jeanine Anne Robson as Marie Lucy Young as Martine Shelagh Fraser as Claire Michael Goodliffe as Dr. Javet Neil McCallum as Dr. Negrel Stephanie Bidmead as Antoinette
