It sounded like something from a propaganda movie.
It was a propaganda movie to further the submarine war.
Kraft durch Freude entertainment, books, and propaganda movies were also provided from that point on.
In the letter he described the two propaganda movies as just "cinema":
A movie screen was set up at the far end of the small clearing and all were in attendance for another series of propaganda movies.
Anyway you cut it, this is just about the best propaganda movie ever made.
"I got one letter from a network saying that they didn't want to buy an American propaganda movie."
One captured example was used for a propaganda movie in 1943.
It is primarily a recruitment movie, but can also be regarded as a propaganda movie or a documentary with some light relief.