Trying to create an overview of what films these type of guns got used in, who used them, and to what effect. List in progress.
[size=18pt]Fistful of Dollars[/size]
Make/mark: Fake Mitrailleuse Machine Gun
Who uses it: Gian Maria Volonte
Kills: 33
[size=18pt]Django[/size]
Make/mark: belt-fed mockup resembling the Mitrailleuse
Who uses it: Franco Nero
Kills: 62
[size=18pt]Viva Django[/size]
Make/mark: not the Mitrailleuse from the Nero films, looks more like a Maxim 1895
Who uses it: Terence Hill
Kills: 26
[size=18pt]The Good, The Bad, and The Ugly[/size]
Make/mark: Colt Gatling gun
Who uses it: unknown
Kills: unknown
[size=18pt]Quién sabe?[/size]
Make/mark: Hotchkiss M1914?
Who uses it: Lou Castle
Kills: 20?
[size=18pt]Requiescant[/size]
Make/mark: unidentified gatling gun
Who uses it: Unknown & Fanco Citti
Kills: 48
[size=18pt]If You Meet Sartana… Pray for Your Death[/size]
Make/mark: unidentified gatling gun
Who uses it: William Berger
Kills: unknown
[size=18pt]Light the Fuse… Sartana Is Coming[/size]
Make/mark: pipe organ gun
Who uses it: Gianni Garko
Kills: lots
[size=18pt]A Stranger in Town[/size]
Make/mark: Maxim 1895?
Who uses it: Frank Wolff
Kills: 34
[size=18pt]The Silent Stranger[/size]
Make/mark: unidentified gatling gun
Who uses it: Lloyd Batista
Kills: 24
[size=18pt]The Mercenary[/size]
Make/mark: Hotchkiss M1914 & Vickers MK1
Who uses it: Franco Nero
Kills: 45
[size=18pt]Companeros[/size]
Make/mark: Fake Mitrailleuse & Maxim 1895
Who uses it: Franco Nero
Kills: 44
[size=18pt]Ace High[/size]
Make/mark: Maxim 1895?
Who uses it: Unknown & Terence Hill
Kills: 10-ish?
[size=18pt]Red Blood Yellow Gold[/size]
Make/mark: unidentified gatling gun
Who uses it: many, all unknown
Kills: unknown
[size=18pt]His Name Was King[/size]
Make/mark: unidentified gatling gun
Who uses it: unknown
Kills: unknown
[size=18pt]Thompson 1880[/size]
Make/mark: probably fake, looks like a movie camera
Who uses it: George Martin
Kills: approx. 25
[size=18pt]Five Man Army[/size]
Make/mark: unidentified machine gun
Who uses it: Nino Castelnuovo
Kills: 7
[size=18pt]Adios Sabata[/size]
Make/mark: unidentified gatling gun
Who uses it: unknown
Kills: Dean Reed pretends to die
[size=18pt]Gatling Gun[/size]
Make/mark: unidentified gatling gun
Who uses it: John Ireland & Robert Woods
Kills: 0 & 1
[size=18pt]A Hole Between the Eyes[/size]
Make/mark: unidentified gatling gun
Who uses it: Robert Hundar & Anthony Ghidra
Kills: 5 & 15
[size=18pt]Blindman[/size]
Make/mark: unidentified gatling gun
Who uses it: Gaetano Scala
Kills: 79
[size=18pt]The Last Train to Durango[/size]
Make/mark: Mitrailleuse
Who uses it: Mark Damon
Kills: 14?
[size=18pt]Killer Kid[/size]
Make/mark: Maxim 1895?
Who uses it: Fernando Sancho
Kills: ?
[size=18pt]May God Forgive You… But I Won’t[/size]
Make/mark: unidentified gatling gun
Who uses it: George Ardisson & Pedro Sanchez
Kills: 46
[size=18pt]They Call Me Hallelujah[/size]
Make/mark: unidentified gatling gun & fake sewing machine gun
Who uses it: ? & George Hilton
Kills: 48
[size=18pt]Cannon for Cordoba[/size]
Make/mark: unidentified gatling gun
Who uses it: unknown
Kills: several
[size=18pt]Duck, You Sucker![/size]
Make/mark: MG42 & Maxim MG08
Who uses it: James Coburn & Rod Steiger
Kills: 31 & 15
[size=18pt]Don’t Turn The Other Cheek[/size]
Make/mark: unidentified machine gun
Who uses it: Franco Nero
Kills: 10
[size=18pt]A Reason to Live, A Reason to Die[/size]
Make/mark: unidentified gatling guns
Who uses it: Benito Steffaneli, Reinhard Kolldehoff & Bud Spencer (+ an unnamed Confederate soldier)
Kills: 38, 46 & 1
[size=18pt]Charge![/size]
Make/mark: umbrella gun & unidentified gatling gun
Who uses it: Gianni Garko, Helga Liné
Kills: 12
[size=18pt]Django Strikes Again[/size]
Make/mark: belt-fed mockup resembling the Mitrailleuse
Who uses it: Franco Nero
Kills: 43