The Pattern Lights Out : Season 3 Episode 40

Al March is tortured by his failure to have stopped the bombing of an Army barracks in 1945 Germany. Awaiting surgery, he tells his sister that the two men and a woman he killed the night before were the same ones who had planted the explosives. Even though they had died in the blast, they had been chasing him for the past six years because he lived and they didn't.