Has the late Dr Marlow’s proposed radar-jamming system been tested against British defences? If so, the dead scientist seems to be doing it from his grave. And what’s the connection…

John Ransom is found murdered with suspicious burn marks to his head. The investigation leads to two feuding families – one with the ability of second sight.

Simon gets himself put in jail to infiltrate a gang specializing in jail breaks.

The Saint uncovers a vicious vice ring in Southern France.

Holmes and Watson travel to Europe to escape Moriarty’s vengeance.