Guest Stars Victor Lucas as Torrance Maurice Durant as Police Doctor Judy Child as Marie George Coulouris as Lorilleux Redmond Phillips as Ramuel Arthur Goullet as Handwriting expert Diana Johnson as Mimi Diana Coupland as Jo Peter Dyneley as Clark Peter Bennett as Barreau Sheila Brennan as Ellen Lee Richardson as Mario Ivor Salter as Prosper Donge Miriam Raymond as Charlotte Michael Napier-Brown as Delivery man