Guest Stars David Weston as Nicholas Muss Annette Robertson as Anne Chaplet John Tillinger as Simon Duval Eric Thompson as Gaston de Levis, Viscount de Leran Leonard Sachs as Admiral Gaspard de Coligny Andre Morell as Marshal Gaspard de Saux-Tavannes Michael Bilton as Charles de Teligny Joan Young as Catherine de Medici Leslie Bates as 2nd Guard Jack Tarran as 1st Guard John Slavid as Officer