M1 Garands are seen carried by Airborne troops as well as Allied forces during the D-Day landings.
M1 Carbine
The M1 Carbine is carried by Airborne troops, French Resistance, and Allied forces during the landings. All the models seen are seen with the inaccurate bayonet lug and none are the paratrooper versions.
Steyr Mannlicher-Schoenauer
Brigadier Lord Lovat (Peter Lawford) carries a Steyr Mannlicher-Schoenauer Carbine while leading his men onto Sword Beach. According to Bill Millet, however, the piper whom Lovat famously ordered to pipe the men ashore in defiance of regulations, Lord Lovat carried an M1 Garand on D-Day, not a Mannlicher nor his famous "old Winchester lever gun" he reputedly carried ashore at Dieppe.
Lee-Enfield No.4 MkI
Seen in the hands of British soldiers and Commandos.
K98 Rifle
Most of the German soldiers are equipped with Mauser K98 Rifle. In one scene, an Airborne trooper mistakes the sound of the Karabiner's bolt action for the sound of the "Cricket" clicker.
The M1A1 Thompson is also seen carried by US Army forces, notably US Army Rangers who are seen in the assault of Pointe-du-Hoc at Normandy.
M3 "Grease Gun"
The M3 "Grease Gun" is briefly seen in the hands of a member of the Canadian Scottish Brigade that lands on Sword Beach.
Sten MkII SMG
A Sten MkII is seen carried by British Airborne troops, Free French Commandos who attempt to contact tank support, as well as Allied troops during the landings.
MP40
MP40s are carried by German forces throughout the film.
Machine Guns
Chatellerault M1924/29 Light Machine Gun
A captured M1924/29 machine gun is wielded by a German Soldier.
Bren Mark 1 Light Machine Gun
The Bren Mark 1 LMG is seen used by Allied forces, notably Private Flanagan (Sean Connery) during the Allied landing on Sword Beach.
Browning Automatic Rifle
The Browning Automatic Rifle, or "B.A.R." is used by Allied forces during the D-Day landings, notably by US Army Rangers during the assault on Pointe-du-Hoc.
MG42 Light Machine Gun
Browning M2 Heavy Barrel
Browning M2 Quad Mount
When the Airborne troops begin parachuting into Normandy, a German defensive position is seen using what appears to be a Browning M2's in a Quad Mount.
Maxim MG08
German forces are seen using the Maxim MG08 Machine Gun while battling British Airborne and Free French forces.
Handguns
Luger P08 Pistol
The Luger P08 Pistol is seen in the hands of a French Resistance fighter as well as a German officer.
Webley Mk VI Revolver
A Webley Mk VI revolver is seen in the hands of RAF Flying Officer David Campbell (Richard Burton) near the end of the film.
Colt M1911A1
The M1911A1 is briefly seen in the holsters of numerous US Army officers in the film, including Brig. Gen. Norman Cota (Robert Mitchum) and Col. Thompson (Eddie Albert).
Heavy Weapons
M20 Super Bazooka
An anachronistic M20 3.5inch Super Bazooka is seen carried by a US Army soldier during the landing on Omaha Beach.
US Army engineers led by Sgt (then Lt.) John H. Fuller (Jeffrey Hunter) are seen using Bangalore torpedoes to blow an opening in the German defenses on Omaha Beach.
PIAT
Free French Forces are seen firing a PIAT at a German position.