Hornets Nest is a 1970 ItalianAmerican war film directed by Phil Karlson and starring Rock Hudson, Sylva Koscina, and Sergio Fantoni.
That night, a detachment of US Army paratrooper saboteurs jump into the area with a mission to destroy a strategic dam with the partisans prior to the Fifth United States Armys advance into the area. Their drop zone has been discovered by Wehrmacht troops under the command of Hauptmann Friedrich von Hecht Sergio Fantoni, who kill them all except the leader of the paratroopers, Captain Turner Rock Hudson, who is rendered unconscious and goes unnoticed by the Germans when he lands in the branches of a tree. The Germans capture the demolition equipment from the dead Americans.Aldo and his friends rescue Turner by spiriting him away from the ambush. Realising that Turner needs medical attention, they kidnap German doctor Bianca Freedling Sylva Koscina to nurse him to health, and keeping her captive even after Turners recovery. In order to avenge the massacre of Reanoto, Aldo wants Turner to train him and his friends in the use of military weapons and tactics. Turner uses the opportunity as a second chance to complete his sabotage mission, using the boys instead of his late command. He has the boys steal the captured American demolition gear from von Hechts headquarters, killing SS Rottenfhrer Gunther in the process, but Aldo hides the detonators until Turner leads them in their revenge. He trains them to use German MP40 guns. ........
Source: Wikipedia