A [[12 Gauge Double Barreled Shotgun]] is seen carried by Ward Douglas ([[Ned Beatty]]).
A [[12 Gauge Double Barreled Shotgun]] is seen carried by Ward Douglas ([[Ned Beatty]]).
[[Image:CharlesParker1878Shotgun.jpg|thumb|none|450px|Charles Parker 1878 Side by Side Shotgun - 12 gauge.]]
[[Image:CharlesParker1878Shotgun.jpg|thumb|none|450px|Charles Parker 1878 Side by Side Shotgun - 12 gauge.]]
[[Image:1941 33.jpg |thumb|none|600px|A [[12 Gauge Double Barreled Shotgun|Double Barreled Shotgun]] is seen carried by Ward Douglas ([[Ned Beatty]]).]]
[[Image:1941 33.jpg |thumb|none|601px|A [[12 Gauge Double Barreled Shotgun|Double Barreled Shotgun]] is seen carried by Ward Douglas ([[Ned Beatty]]).]]
The M1911A1 is carried by several characters in the film including Capt. "Wild Bill" Kelso (John Belushi), Col. "Madman" Maddox (Warren Oates) and Captain Loomis Birkhead (Tim Matheson).
While cleaning her house, Joan Douglas (Lorraine Gary) finds a Webley Mk VI pistol under a couch cushion.
Submachine Guns
M1928A1 Thompson submachine gun
The M1928A1 Thompson machine gun is used by US troops defending Los Angeles.
Rifles
Arisaka Type 38 rifle
Arisaka Type 38 rifles fitted with bayonets are seen in the hands of Japanese sailors that capture Hollis Wood (Slim Pickens).
Remington 700
A Remington 700 is used by Claude Crumn (Murray Hamilton) to take potshots at the Japanese sub from the ferris wheel. This was anachronistic for World War II.
Springfield M1903
U.S. soldiers are also armed with M1903 Springfield bolt-action rifles in the film.
The Browning M2 Aircraft heavy machine gun is seen used by US troops defending Los Angeles as well as being the primary armament of Wild Bill's P-40.
Browning M1917 machine gun
Sgt. Frank Tree (Dan Aykroyd) fires the Browning M1917 freehand and when mounted on his tank. Later, Wally Stephens (Bobby Di Cicco) is seen using the tank's machine gun. Other Browning M1917 machine guns are manned by soldiers opening fire on the planes flying over Los Angeles.