R | | Action, Western
About 40 minutes into the film they are playing Sloop John B on the piano in the saloon.
Every single thing in this town is dead. We just ain't laid ourselves out yet.
Multiple characters are carrying Colt Single Action Army revolvers (a.k.a. 'the Peacemaker'). The massacre at Silver Creek is said to have occurred three years earlier. As it occurred during the Civil War, the year can be no later than 1868. The Colt SAA was not available until 1873.