Question: where did the films come from in man in the high castle

title: The Man in the High Castle
text: Baynes and Tagomi finally meet their Japanese contact as the Nazi secret police , the Sicherheitsdienst ( SD ) , close in to arrest Baynes , who is actually revealed to be a Nazi defector named Rudolf Wegener . Wegener warns his contact , a famed Japanese general , of Operation Dandelion , an upcoming Goebbels - approved plan for the Nazis to surprise - attack the Japanese Home Islands , in order to obliterate them in one swift stroke . As Frink is elsewhere exposed as a Jew and arrested , Wegener and Tagomi are confronted by two SD agents , both of whom Tagomi shoots dead with an antique American pistol . Back in Colorado , Joe abruptly changes his appearance and mannerisms before the trip to the High Castle , leading Juliana to deduce that he intends to actually murder Abendsen . Joe confirms this , revealing himself to be an undercover Swiss Nazi assassin . Juliana mortally wounds Joe and drives off to warn Abendsen of the threat to his life .