He had previously edited the Warner Bros. films The Picasso Summer (1969) and Brothers (1977), the latter of which starred Bernie Casey. He was also a supervising editor on the 1971 film Johnny Got His Gun, which featured the likes of Robert Easton, Byron Morrow, and David Soul, as well as music by Jerry Fielding and production design by Harold Michelson. Dornisch's birth and death date come from the Social Security Death Index.