Cast:
John Gregson, Anthony Quayle, Ian Hunter, Jack Gwillim, Bernard Lee, Lionel Murton, Anthony Bushell, Peter Illing, Michael Goodliffe, Patrick Macnee, John Chandos, Douglas Wilmer, William Squire, Roger Delgado, Andrew Cruickshank, Christopher Lee, Edward Atienza, April Olrich, Peter Finch, David Farrar, Jeremy Kemp, John Le Mesurier, Cyril Luckham, Donald Moffat, George Murcell, Anthony Newley, Nigel Stock, Barry Foster, Ambrosine Phillpotts, Tony Wager, Brian Worth, Patrick Westwood, Chris Adcock, Michael Collins, Patrick Jordan, Jeremy Kemp, Donald Moffat, John Schlesinger, Richard Beale, John Forbes-Robertson