Flintlock Pistol is the most popular firearm in the film. Edward Teach aka Blackbeard (Robert Newton) carries two Flintlock Pistols and fires it many times. Ben Worley (William Bendix), Gilly (Skelton Knaggs), Jubal (Keith McConnell), Sorrel (Sol Gorss) as well, as all pirates ((Leo Abbey), (George Bruggeman), (Cecil Combs), (Rus Conklin), (Taylor Flaniken), (Al Haskell), (Chester Hayes), (Tom Humphries), (Stubby Kruger), (Bob Morgan), (Peter Ortiz), (Jack Perry), (Cap Somers), (Pat Valentino) and (Terry Wilson) also uses flintlock pistols. Edwina Mansfield (Linda Darnell) and Robert Maynard (Keith Andes) fires flintlock pistols seberal times. Sir Henry Morgan (Torin Thatcher) carries flintlock pistol on his belt, but had never fires it.
Brown Bess Flintlock Musket
British soldires (two of the were played by (Don House) and (Chuck Roberson) fires Brown Bess Flintlock Muskets at the one scene.
Swivel cannon
Swivel cannon can be seen on the Sir Henry Morgan's (Torin Thatcher) ship
Cannon
Near all ships are equiped with smoothbore muzzleload cannons. Several cannons can be seen in the fortress and pirate's base.