Hitler's Space Rocket
Starring Christian Harting, Nico Birnbaum, Ralf Tempel, Volkram Zschiesche
Watch "Hitler's Space Rocket" on Amazon released in 2016. It's a documentary movie, and has a rating of 6.8 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.