Guest Stars Neville Jason as Lapointe Victor Lucas as Torrance Joan Paton as Concierge Anthony Jacobs as Joseph Renny Lister as Helene Laurie Asprey as Gerard Brian Waldron as Locksmith Mary Chester as Cecile Arthur Pentelow as Bonfils Joan Sanderson as Juliette Boynet Christopher Banks as Siveschi Gloria Salvador as Nouchi Branwen Iorwerth as Mlle. Noupart Casey Jones as Youth
