A wave of sabotage has been sweeping England, taking lives and creating instability. Cmdr. Robert Brennan and Supt. Folland of the Special Branch and Major Elliott of MI5 are charged with putting an end to this internal terrorism.
Stars
Liam Redmond
Andru00e9 Morell
Kenneth Griffith
Anthony Bushell
Mary Morris
Joan Hickson
Anthony Nicholls
Geoffrey Keen
Roy Boulting
