A chance meeting with a Schlecht agent forces a humble coffee shop manager into the secret world of spies in Swinging London. With the help of his MI5 friend, he poses as the recently dead Major Cavendish who had managed to infiltrate the dreaded organization; he knows that they are intending to assassinate someone - could it be the famous Russian ballerina who has recently arrived for an appearance at Covent Garden?
Eric Morecambe
Ernie Wise
Warren Mitchell
April Olrich
Richard Vernon
Marianne Stone
William Franklyn
Gloria Paul
David Lodge
Jacqueline Jones
Terence Alexander
Francis Matthews
Brian Oulton
Michael Peake
Peter Bull
Tutte Lemkow
Johnny Briggs
Elizabeth Counsell
Joe Melia
Gina Warwick
Jill Curzon