imdb summary: During an encounter between the Germans and the Italians in World War I (1915), Doug and Tony land in a villa that is haunted by the ghost of the Roman Emperor Nero.
imdb anachronism: In 1915 the Italians were fighting the Austro-Hungarian army in the north of Italy, the Germans did not send troops to the Italian front until 1917. The late 1917 offensive by Austro-Hungarian and German forces was a major defeat for Italy. Future important people participated in that battle, such as the future Pope John XXIII, Benito Mussolini, and Erwin Rommel.
wiki note: Italy declared war on Austria-Hungary in May 1915, but it was not until August 1916 that Italy declared war on Germany. Count Galba also appeals to Nero for help against the "Huns", a common nickname for the Germans in WWI. But the real Huns invaded Italy four centuries after Nero's demise.
Many Wars Ago (Italian: Uomini contro) is a 1970 anti-war film set on the Alpine Front of the First World War. The film is based on Emilio Lussu's memoir Un anno sull'altipiano ("One year on the plateau"), recounting his experiences at the Battle of Asiago.
William Earl Johns (5 February 1893 – 21 June 1968) was an English First World War pilot, and writer of adventure stories, usually written under the pen name Capt. W. E. Johns: best known for creating the fictional air-adventurer Biggles. In 1986, a Biggles video game was released as a tie-in to movie Biggles: Adventures in Time by Mirrorsoft for the platforms Amstrad CPC, Commodore 64 and ZX Spectrum. It included levels based in 1917 and other levels set in modern-day London.
i found the Repetierpistole M1912 (Steyr M1912 pistol) in the movie "Josef"
Josef is a 2011 Croatian war drama film directed by Stanislav Tomić depicting the war story of an Austrian-Hungarian Croat soldier during World War I in 1915 in Galicia.