The war is over in Britain and Foyle, among many others, must find his way in this new world. His hopes of retirement are dashed due to a shortage of senior men and he finds himself investigating international conspiracy, betrayal and military racism.

Episode 1: The Russian House, by Anthony Horowitz
DCS Foyle stumbles upon an international cover up, which, if exposed could bring down the British government, and reveal the War Office’s darkest secret yet.

Episode 2: Killing Time, by David Kane
Foyle goes head to head against the might of the US army, as racial prejudices erupt when a local girl is found murdered, and the finger of suspicion points to a black GI at the US military base.

Episode 3: The Hide
The newly retired Foyle battles to save a young man accused of high treason from the executioner’s noose, in a case that will shatter his personal world to the core...

Michael Kitchen returns as the dogged detective chief inspector for four new cases in the ITV historical crime drama series. Episodes are: 'Invasion', 'Bad Blood', 'Bleak Midwinter' and 'Casualties of War'.