It Happened on July 20th
Es geschah am 20. Juli (original)
A dramatic reconstruction of the July 1944 attempt by German Army Officers to assassinate Hitler with a bomb and end the war before Germany was totally destroyed.
Starring Bernhard Wicki, Karl Ludwig Diehl, Carl Wery, Erik Frey, Albert Hehn, Til Kiwe, Jochen Hauer, Siegfried Lowitz, Kurt Meisel, Hans Baur
It's a drama and history movie, and has a rating of 6.6 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Netherlands.