Operation Valkyrie: The Plot To Kill Hitler is the definitive film on Claus Schenk Graf von Stauffenberg and the ‘Valkyrie’ conspiracy to assassinate Hitler on 20th July, 1944. Produced in collaboration with the official German Foundation dedicated to the memory of the conspirators, it features testimonials and eyewitness accounts from all of the aristocratic families involved in the plot, including the last living conspirator to escape Hitler’s wrath, and Maria Countess von Stauffenberg who knew Claus all her life.