During the Theatre Scene an Assassin (Bronco Mcloughlin) attempts to kill Bill "The Butcher" Cutting (Daniel Day-Lewis) with a Colt 1849 Pocket Model Revolver
Amsterdam (Leonardo DiCaprio) attempts to assassinate Bill "The Butcher" Cutting (Daniel Day-Lewis) by throwing a knife and then pulling an Elgin Cutlass Pistol, only to be impaled by a knife thrown by Cutting
During the scene where William Tweed (Jim Broadbent) is conversing with Dead Rabbit supporters, Jenny Everdeane (Cameron Diaz) keeps a Sharps Rifle aimed on him
During the scene where William Tweed (Jim Broadbent) is conversing with Dead Rabbits, Amsterdam (Leonardo DiCaprio) appears to have a Colt Cap & Ball Revolver tucked in his waistband, the same gun is seen, during the debate scene.
File:Sharpsrifle.pngAmsterdam with what appears to be a Rogers and Spencer revolver.
Springfield Model 1842 Musket
An Irish imigrant is seen being issued a Springfield Model 1842 Musket. This is historically correct, as the Irish Brigade were issued the 1842 Musket until 1864, as it was preferred for it's ability to use the "buck and ball" load.
Some US Army troops are seen carrying Enfield Pattern 1853 rifles, which were commonly issued to Union regiments. They would not, however, have been used side-by-side with Springfields in the same unit.
There are numerous firearms in the movie that are hard to identify
File:Unknowngun1.pngAmsterdam (Leonardo DiCaprio) pulls out an unidentifiable second gun during his assassination attempt on Bill Cutting (Daniel Day-Lewis) Also take note of the fact that in this screenshot, Amsterdam is no longer played by Leonardo DiCaprio; the actor playing Amsterdam here is in fact a Chinese man wearing white make up.File:Unknowngun2.pngNumerous villagers in the background carry unidentifiable riflesFile:Unknowngun3.pngThe villager in the middle has, what looks to be a pistol of some kindFile:Unknowngun4.pngThere is a gun case in the back left behind the guy with the black hair who is holding a wine cup, full of riflesFile:Unknowngun5.pngRioters raid the gun case in Mr. Schermerhorns' (David Hemmings) house, rifle are hard to identifyFile:Unknowngun6.pngTwo of the Tammany Hall representatives stand at the window during the Draft Riots, holding unknown rifles