This movie was originally supposed to be the sequel to O Fio da Suspeita (1985) and was going to costar Glenn Close and Robert Loggia.
Final credited theatrically released feature for Michael Crichton as a director. Uncredited, Crichton however did direct re-shoots for O 13º Guerreiro (1999).
Principal photography began in September 1987 with filming taking place in Boston, USA and in Canada in two cities: Toronto and Montreal.
This movie represented the seventh time Burt Reynolds worked on a theatrical movie with actor Ned Beatty. Their earlier films included Amargo Pesadelo (1972), W.W. and the Dixie Dancekings (1975), Sob o Signo da Vingança (1973), Gator, O Implacável (1976), O Imbatível (1983) and Troca de Maridos (1988).
This movie's working title was 'Smoke'.