In one or two scenes, characters are holding a witness statement folder.
If you pause the film, you will see the names of some of the actors of the pre Ecclestone, Doctor Whos and Companions. Will let you see how many and who!
Philby's full name is given only in this episode. Samantha introduces him to Alexandr as "Philby Cross". (In the pilot for "Mystery Woman", the character was named Ian Philby.)
The director's name is on the witnesses list that Philby has in a folder when he is talking to the book buyer.
The character Philby Cross, a former spy, shares a name with Kim Philby, a real British spy who was a double agent for the KGB.
Malachi Throne final onscreen appearance.