The man referred to as the Cigarette Smoking Man (CSM) also known as 'Cancer Man' by Fox Mulder and Dana Scully, was a mysterious operative who worked with the Syndicate to hide certain truths from the American public. He had top-level access to both the FBI and the Pentagon. (TXF: "Pilot", et al.) His real initials and surname may have been C.G.B. Spender. (TXF: "Two Fathers") He may have been born in Baton Rouge, Louisiana. (TXF: "Musings of a Cigarette Smoking Man")