Captain John Price is instantly recognizable by his signature boonie hat, thick mutton-chop mustache, and his habit of smoking cigars during missions. Known for his gruff, no-nonsense personality, he is a fiercely loyal leader who is willing to cross moral and legal lines—often operating as a "war criminal" in the eyes of governments—to stop global threats and protect his squad. British SAS Special Forces soldier.

Simon “Ghost” Riley is instantly recognizable by his iconic skull-patterned balaclava (or skull mask) and tactical sunglasses. He is a British Special Forces operator who possesses a highly reserved, cynical, and stoic personality. His haunting callsign "Ghost" stems from his specialization in stealth, infiltration, and psychological warfare, often making him a phantom on the battlefield. British SAS Special Forces soldier.

John “Soap” MacTavish is highly recognizable by his signature mohawk hairstyle and thick Scottish accent. He starts his career as a highly skilled demolition and sniper expert before quickly rising to become a confident, charismatic battlefield leader. His nickname "Soap" was given to him by his superiors due to his remarkable speed and efficiency in clearing rooms and cleaning up tactical messes. Scottish Special Forces operator.

Kyle “Gaz” Garrick is defined by his grounded pragmatism, quick tactical thinking, and a strong moral compass that occasionally clashes with the brutal realities of warfare. He is an exceptionally versatile operator, transitioning seamlessly from urban counter-terrorism to deep-reconnaissance jungle operations. In the modern timeline, he is easily recognized by his baseball caps, forward-facing tactical headsets, and agile movement style. Elite British Counter-Terrorism specialist.

Nikolai is defined by his deep loyalty to Captain Price, his rugged survival instincts, and his dark, cynical sense of humor. He is rarely seen without his pilot cap or headset, usually chewing on a cigar or operating heavy military hardware. Unlike the frontline soldiers of Task Force 141, Nikolai's value lies in his extensive underworld connections, deep knowledge of Eastern European politics, and his ability to fly anything—from helicopters to cargo planes—into active warzones. Russian ally and master pilot

Kate Laswell is a highly analytical, stoic, and deeply patriotic intelligence officer who operates primarily from tactical command centers, naval ships, and CIA offices. She is easily recognized by her short blonde hair, tactical earpiece, and sharp business-casual or field-ready tactical attire. As a master of espionage, data analysis, and international law, she provides Task Force 141 with satellite tracking, drone support, and the political immunity they need to conduct off-the-books operations globally. CIA Station Chief

Gary “Roach” Sanderson is a silent protagonist, meaning his face is rarely seen and his voice is never heard. He is a highly resilient, adaptive, and fearless soldier who serves as a Sergeant in the multinational tier-one unit Task Force 141. He earned his nickname "Roach" due to his incredible ability to survive chaotic, near-impossible situations—much like a cockroach surviving a disaster. Elite British Special Forces operator.

Konig is visually striking, described as being the "size of a mountain". He is universally recognized by his signature sniper hood—a draped, fabric mask with two cut-out eye holes worn over his helmet to hide his face. Despite his terrifying appearance, immense size, and lethal combat efficiency, König possesses a surprisingly complex personality. He has suffered from severe social anxiety and intense bullying since his childhood. He is soft-spoken, exhibits a fidgety nature, and wears his hood partially to cope with his discomfort in social environments. German Sniper.