Guest Stars Helen Shingler as Mme. Maigret Neville Jason as Lapointe Henry Oscar as Inspector Lognon Delphi Lawrence as Mathilde David Lawton as Mariani John Barrett as Goldfinger George Roubicek as Daniel Warren Mitchell as Aristide Lloyd Lamble as Bresson Ann Firbank as Eva John Nettleton as Detective Campbell Cotts as Van Huizinga Leslie Glazier as Polish Paul