Michael Kitchen stars as the charismatic Detective Chief Superintendent Christopher Foyle, who fights his own battles on the homefront while WWII is raging across Europe.

Invasion
American "Doughboys" arrive in Hastings, resulting in some hostility from the locals. An old friend of Milner's dies in a house fire, and a barmaid is found dead at the welcoming party for the American soldiers, with one of the Americans as a suspect.

Bad Blood
A biological warfare experiment with Anthrax goes horribly wrong, complicating a murder investigation and threatening the life of Foyle’s faithful driver, Sam.

Bleak Midwinter
The death of a young munitions worker and the murder of Paul Milner’s wife seem linked, and Foyle strives to clear his sergeant from suspicion.

Casualties of War
While investigating gambling and sabotage, Foyle takes in his troubled goddaughter and her severely traumatized son, who refuses to speak.