A British Intelligence Operation in Vienna is massacred by Communist insurgents. Agent George Peppard escapes to London convinced that a mole at Headquarters is responsible for the bloodbath.
Once there, he finds his superiors unwilling to allow him to probe deeper so he embarks on a dangerous solo manhunt that takes him to Istanbul and Athens
Cast
George Peppard - John Shay
Joan Collins - Sarah Booth
Judy Geeson - Polly Bendel
Oskar Homolka - Racovsky
Charles Gray - Vaughan Jones
Nigel Patrick - Colonel Scott
Keith Michell - Adam Booth
George Baker - Philip Crawford
