Career
He is known in the horror movie community for his work in the films of John Carpenter, especially his role as in Carpenter"s 1978 hit horror movie Halloween. He reprised this role in the 1981 sequel Halloween World War II He is not related to actor Jon Cypher, alongside whom he played in Hill Street Blues. Cyphers"s first feature film was the 1974 movie Truck Turner, and he first worked with Carpenter in the 1976 action film Assault on Precinct 13, in which he played, one of the ill-fated police officers gunned down by gang members.
After appearing in Halloween in 1978, Cyphers worked with Carpenter two years later, playing 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 in Carpenter"s popular 1981 film Escape from New York, in which he appeared with Atkins and Halloween actress Nancy Stephens. In 2005, he appeared in the movie Dead Calling, and in 2007 he appeared as a Sheriff in Ethan Dettenmaier"s forthcoming film, Sin-Jin Smyth, and in the film Methodic in a role which paid homage to his character in Halloween.