In bomb-damaged London after WWII, intelligence officer Callum Ferguson (Jim Sturgess, One Day) has one last job to do for the Army: make sure that captured German scientist Dieter (August Diehl, Inglourious Basterds) helps the RAF develop the jet engine. The Cold War is coming, and British national security needs cutting-edge technology ASAP. Commissioned by the BBC, this 6-part miniseries also stars Freddie Highmore, Charlotte Riley (Peaky Blinders), Phoebe Fox, and Alfie Allen (Game of Thrones). 3 DVDs, SDH. Mature audiences.