The following weapons were used in the film Little Big Man:
Winchester Model 1892
Several of the Cavalrymen attacking the Cheyenne towards the beginning of the film carry Winchester Model 1892 rifles with the fore-end removed, in order to look more like era-appropriate Henry 1860s, as does Jack's sister Caroline (Carole Androsky).
Winchester 1892 Saddle Ring Carbine - .32WCF/.38-40/.44-40/.25-20.
A Cavalryman aims his Winchester.
Another Cavalryman fires his Winchester.
Single Action Army
Cavalry Model (7.5" barrel)
Gen. George Armstrong Custer (Richard Mulligan) and several other Cavalrymen carry 7.5"-barreled Single Action Army revolvers. Although in real life Custer carried a pair of Webley RIC revolvers at the battle.
Colt Single Action Army w/ 7.5" barrel known as the "Cavalry" model.
A Cavalryman's Single Action Army sits in his holster as he fights with Jack Crabb.
Custer with his Single Action Army drawn before the Battle of Little Bighorn. In real life, Custer carried a pair of Webley RIC
revolvers at the battle.
Artillery Model (5.5" barrel)
Jack Crabb (Dustin Hoffman) carries two nickel-plated Single Action Army Artillery Models with pearl grips during his "gunfighter phase". He also used his sister Caroline's (Carole Androsky) Artillery Model when learning how to shoot.
Colt Single Action Army w/ 5.5" barrel known as the "Artillery" model - .45 Long Colt
Caroline fires several shots from her Single Action Army.
Jack fires three rapid shots into the air.
Jack draws his one of his Single Action Army revolvers while in the bar with "Wild Bill" Hickok.
Quickdraw Model (4.75" barrel)
Some Cavalrymen and one of the bandits with Caroline carry 4.75"-barreled Single Action Army revolvers.
Colt Single Action Army w/ 4.75" barrel, case colored and blued, referred to as "Quick-Draw" or "Civilian" model.
A bandit holds his Quickdraw Model on Merriweather and Jack.
Smith & Wesson
"Wild Bill" Hickok (Jeff Corey) carries two top-break Smith & Wesson revolvers, an odd oversight as Hickok was well-known for his dual Colt 1851 Navy revolvers in real life.
Smith & Wesson .44 Double Action - .44 Russian
Hickok reholsters one of his Smith & Wessons in the bar.
The distinctive S&W grips are visible in one of Hickok's holsters.
Colt 1878 Double Action
Colt 1878 Double Action - .45 Colt
Not sure if this was just a substitution for this scene, but in this screen capture Hickok is carrying a Colt 1878 Double Action
Colt Theur Derringer
An older man inside the stagecoach Jack and Olga travel west in draws a Colt Theur Derringer when the wagon comes under attack from Cheyenne warriors.
The man aims at the Cheyenne warrior grabbing Jack.
The man keeps his derringer drawn as the reverend protests.
Colt Model 1860 Army Percussion
A stagecoach driver and several Cavalrymen carry Colt 1860 Army revolvers.
Colt 1860 Army - .44 caliber.
The stagecoach driver fires his Colt 1860 at the Cheyenne warriors.
A Cavalry Sergeant aims his Colt 1860 at Jack as he retreats.
Double Barreled Shotgun
The stagecoach guard riding shotgun carries a Double Barreled Shotgun which Jack (Dustin Hoffman) tries to grab from his hand.
J. Stevens and Company Side by Side Shotgun (Circa 1878) exposed hammers and designed to fire Black Powder shotgun shells - 12 Gauge
Jack tries to grab the shotgun from the guard.
Jack gets a hold of the shotgun from the guard.
Jack Crabb (Dustin Hoffman) carries a Colt 1851 Navy when he goes searching for his wife after her abduction.
Colt 1851 Navy - .36 caliber.
One of the warriors with threatens Jack with his own Colt Navy.
Trapdoor Springfield Model 1873 Cavalry Carbine
Jack Crabb (Dustin Hoffman) carries a "Trapdoor" Springfield Model 1873 during his service as a military scout, as do several Cavalrymen.
Replica Springfield Model 1873 Cavalry Carbine
"Trapdoor Springfield" built by Ubertl Arms - .45-70
Jack with his Springfield during a Cavalry attack on the Indians.
Jack grabs a Cavalryman's Springfield before he can use it to shoot an Indian woman.
A Cavalryman's Springfield during the Battle of Little Bighorn.
Remington Model 1875
Several Cavalrymen carry Remington 1875 revolvers as sidearms during the latter half of the film.
Ubertl replica of a Remington 1875 - .45 Long Colt
A Cavalryman shoots an Indian woman.
Remington Model 1858 Army
Jack Crabb (Dustin Hoffman) keeps a Remington 1858 New Army as his sidearm while serving as a scout to Custer.
Remington 1858 New Army - .44 caliber.
Jack follows a sound he hears with his Remington drawn.
Jack comes across Sunshine with his Remington drawn.
Jack aims his Remington at one of Custer's sergeants as he passes.