The doc, which is being produced by Two Rivers Media, will feature an interview with Lasker-Wallfisch, revealing how, despite living in the most brutal and dehumanizing of situations, prisoners were secretly composing music whilst in the camps.。A wagon load of convicts on their way to prison is being escorted through the mountains by a cavalry troop. They are attacked by a bandit gang, and only a sergeant, his beautiful young daughter and an assortment of seven sadistic, murderous prisoners survive, and they are left without horses or a wagon. The sergeant must find a way to get his prisoners to their destination whil...。