For Task Force 141, Lieutenant Simon "Ghost" Riley, a British operator who conceals his face with a skull print balaclava, serves as Soap's second-in-command.

Ghost in the Call of Duty universe is portrayed by Samuel Roukin, an English actor renowned for embodying his role in Call of Duty: Modern Warfare II. Roukin's talents and distinctive voice breathed life into the character, solidifying Ghost's legacy within the franchise.