First broadcast 28th February 1974.
Craven and Haggerty must find out who organised a jail break which allowed a dangerous traitor to escape.
George Sewell ... Detective Chief Inspector Alan Craven
Patrick Mower ... Detective Chief Inspector Tom Haggerty
Paul Eddington ... Strand
Frederick Jaeger ... Commander Fletcher
Colette O'Neil ... Rose Filmer
Paul Shelley ... Palliser
Olaf Pooley ... Eastry Senior
Barry Keegan ... Horniman
Clive Morton ... Attorney General
Charles Morgan ... News Editor
Paul Antrim ... Detective Sgt. Maguire
John Quentin ... Eastry
Stephen Greif ... Finch
Walter Sparrow ... Sprague
Arnold Peters ... Prison Governor
Fredric Abbott ... Chief Prison Officer
Jon Croft ... Corrigan
Cyril Appleton ... Sergeant Henderson
Frederick Bennett ... George
Rod Beacham ... Drunk
Susanna Hunt ... Gill
Cherell Vernem ... Go Go Dancer
Tim Condren ... Scrapyard Heavy
Steve Emerson ... Scrapyard Heavy
Eric Kent ... Ambush Heavy
Fred Wood ... Man in Pub Watching Go-Go Dancer