Gallison is well known for playing the character of William (Bill) Matthews, Jr., on
Another World (1964-1969). Other soap opera roles have included Tom Edwards on
One Life to Live (1969-1971) and Steven Cord on
Return to Peyton Place (1972-1974). Gallison is also heard in the ''You're Under Arrest'' series, dubbing the voice of Inspector Tokuno. On May 19, 1961, Gallison, under the name
Evan McCord, appeared as Billy Boy Baines in the episode "Caper in E Flat" of the
ABC-
Warner Brothers private detective series,
77 Sunset Strip. On April 22, 1962, Gallison, under the name Evan McCord, appeared as Jim Martin, Jr., in the episode "The Youngest" of the
ABC-
Warner Brothers western series,
Lawman. ==Personal life==