Guest Stars Ian Pirie as Captain Dragonetti Tim Faraday as Black Martin Ross O'Hennessy as Commander Quattone Roger Evans as Bird Seller Paul Westwood as Niccolo Ardinghelli Celyn Jones as Fabrizio Ted Allpress as Young Leonardo John Cording as Father Bagnone Simon Armstrong as Scarpa Joe Claflin as Scarpa's Assistant Christopher Elson as Jacopo Saltarelli Lydia Leonard as Queen Isabella of Castille Peter Guinness as Friar Tomás de Torquemada Philip Arditti as King Ferdinand Simon Paisley Day as Podesta Marino Hywel Morgan as Prison Bully
