The Devil's General(1955)

Overview:

The adaptation of the eponymous play by Carl Zuckmayer tells the story of renegade general Harras of the German Luftwaffe, who during WWII openly criticizes the Nazi regime. As a consequence, he is put under surveillance, and even imprisoned for a brief period of time. Still remaining outspoken, Harras realizes the horrific dimensions of this hopeless and injust war waged by Germany.