Citizen X is a 1995 American television film which covers the efforts of detectives in the Soviet Union to capture an unknown serial killer of women and children in the 1980s, and the bureaucratic obstacles they encounter. The film is based upon the true story of Soviet serial killer Andrei Chikatilo, who was convicted in 1992 of the murder of 52 women and children committed between 1978 and 1990. It stars Stephen Rea, Donald Sutherland, and Max Von Sydow. The film is based on Robert Cullen's non-fiction book The Killer Department, published in 1993.