After appearing in Halloween in 1978, Cyphers worked with Carpenter two years later, playing Dan O'Bannon in The Fog, a 1980 horror film which also starred Tom Atkins, Cyphers's fellow Halloween cast member Jamie Lee Curtis, his Assault on Precinct 13 co-star Darwin Joston, and Nancy Kyes, who worked with Cyphers in both Assault on Precinct 13 and Halloween. He then played the Secretary of State in Carpenter's popular 1981 film Escape from New York, in which he appeared with Atkins and Halloween Actress Nancy Stephens.