21 Brothers tells the story of the Canadian 21st Battalion as they prepare for the battle of Courcellette in WWI. Taking place in real time, the film follows Sgt. Reid as he must get his men ready for the impending … Steve VanVolkingburgh, Steven Spencer, Aaron Miedema, Tom Sinclair, Zorba Dravillas, Dorian Hartley, Brian MacDonald Added on Amazon Prime 2023-06-27.