Spy school -- R&D and "The campus" -- Intrigue in North Africa and Iberia -- Up the boot -- On Hitler's doorstep, the OSS in Switzerland -- Into the Balkans, Yugoslavia and Albania -- "SMASHEM", Greece -- From frogmen to SEALs, the OSS Maritime Unit (MU) -- Infiltrating France -- Paving the way for Overlord -- Dragoon -- X-2, counterespionage -- Approaching the Reich -- Catastrophe in Czechoslovakia -- Psych Ops, Morale Operations (MO) and origins of psychological warfare -- Penetrating the Reich -- Backroom negotiations, Sweden and Norway -- Northern Italy -- Final missions and conclusion.