The Lost Brigade, AKA Ghost Brigade, AKA Grey Knight, AKA The Killing Box is a 1993 supernatural Civil War movie directed by George Hickenlooper. Slave traders have brought back an evil voodoo entity and it accidentally gets freed by the Confederate army during the war. This supernatural entity takes over and possesses the bodies of the war dead from both the North and South side to create an army of its own. This undead army wants to save the country from itself, for they blame the war for destroying them and setting the country against itself.This film is surreal in tone, though sensitive to the issues that the Civil War represented. The film features the actors Corbin Bernsen, Cynda Williams, Adrian Pasdar. Ray Wise, and Martin Sheen. It also features Matt LeBlanc, David Arquette and Billy Bob Thornton in early career performances.