Are "Prince Among Slaves" and "Marlene" both documentaries?
Marlene (1984 film) Marlene, also known in Germany as Marlene Dietrich - Porträt eines Mythos, is a 1984 documentary film made by Maximilian Schell about the legendary film star Marlene Dietrich. It was made by Bayerischer Rundfunk (BR) and OKO-Film and released by Futura Film, Munich and Alive Films, (USA).
Sous le Manteau Sous le Manteau (literally "Under the Cloak"; usually translated as "Clandestinely") is a French documentary consisting of footage shot clandestinely by French officers held during World War II in Oflag XVII-A, a POW camp in northeastern Austria.