Conversation so far:
who has played james bond in the movies
Seven actors in total have portrayed Bond in film: following Connery's portrayal, David Niven, George Lazenby, Roger Moore, Timothy Dalton, Pierce Brosnan and Daniel Craig have assumed the role.
Who has played Q in the James Bond films?
Q has been portrayed by Peter Burton, Desmond Llewelyn, John Cleese and Ben Whishaw.

Question: how about M
Self-contained rewrite: Who portrayed M in the James Bond films?