Characters are the various mercenaries that players can use when playing the game. New players get to choose between three basic characters: SWAT, OMOH and SAS. Other characters can be obtained via various ways, either permanently (Item Shop, Black Market, Coupons or Tickets) or temporary (Item Shop, Zombie Mode rewards, etc).
|SWAT||Male||United States||Special Weapons And Tactics.|
Otryad Mobilniy Osobogo Naznacheniya. / Special Purpose Mobile Unit
|SAS||Male||England||Special Air Service.|
|707||Male||South Korea||707th Special Mission Battalion.|
|GSG-9||Male||Germany||Grenzschutzgruppe 9 / Border Guard Group 9|
|GSG-9 (White)||Male||Germany||Grenzschutzgruppe 9 / Border Guard Group 9|
Special Task And Rescue.
|FOX||Female||Russia||Frontial Operation X|
|SDU||Male||China||Special Duties Unit.|
|SIA||Male||N/A||Secret Intelligence Agency.|
|UNSF||Male||United States||United Nations Security Force.|
|JTF||Female||N/A||Joint Task Force.|
|SPOP-E||Female||England||Special Operation Elite.|
|SWAT E||Male||United States||Special Weapons And Tactics Elite.|
|Navy Seals||Male||United States||Navy Sea, Air, Land.|
|L.A. SWAT||Female||United States||Los Angeles Special Weapons And Tactics|
|SFG||Male||United States||Special Force Group.|
|SBS||Male||England||Special Boat Service.|
|Suzy||Female||South Korea||Member of the famous band MissA.|
|Jia||Female||South Korea||Member of the famous band MissA.|
|Min||Female||South Korea||Member of the famous band MissA.|
|Fei||Female||South Korea||Member of the famous band MissA.|
|Ghosts||Male / Female||N/A||Stealth equipment for every Black List operatives in Ghost Mode match.|
|Shadows||Male / Female||N/A||Special ghost warriors that use an enhanced stealth system based of constant speed.|
|Hero||Male||N/A||A mercenary trained to counter mutant invasion using Fal Camo and grenades.|
|Commando||Male||N/A||A mercenary with dual kukris ready to slaughter an army of mutants.|
|Ranger||Female||N/A||A female mercenary with similar training as Commando, but uses Dual Axes.|
Mutant with increased speed, it is the main mutant in CrossFire North America.
|Dread||Male||N/A||Default mutant in most versions of the game. It has long claws and decent running speed.|
|Maiden||Female||N/A||A female mutant in nurse outfit. She can turns invisible and jump slightly higher.|
|Smoke||Male||N/A||A nanotech mutant based of a military general that can spew out smoke screens.|
|Assassin||Male||N/A||A ninja mutant that use special concussion grenades that disrupt soldiers positions.|
|Xeno||Male||N/A||An alien xenomorph predator with special lightning abilities and bulletproof shield.|
|Havoc||Male||N/A||A berserk alien causing Havoc, as his name implies. Also use a bulletproof shield.|
- The Mutant is the default one character in the North American version of the game.
- Some characters have a variety of skills that may varies from a character to another in other versions.
- N-22 is the only non-human character that can be own permanently (excluding default mutants).