Morrison began his acting career as a clown and wire-walker for the Carson and Barnes Wild Animal Circus. He subsequently won kudos and awards for his many performances on the Los Angeles stage including "El Salvador", "Cat on a Hot Tin Roof" and the world premiere of Lee Blessing's "Down the Road". An accomplished playwright, Morrison has seen his work produced at The Sundance Institute, Los Angeles Theatre Works and The MET Theatre.

As an actor, Morrison appeared as a Green Beret on the miniseries "Fatal Vision" (NBC, 1984); played a deputy tracking the "Werewolf" (Fox, 1987); and turned in numerous guest appearances on drama and comedy shows, notably on "Frasier" (NBC, 1995) as the new husband of Lilith (Bebe Neuwirth). In the sci-fi military series "Space: Above and Beyond" (Fox, 1995-96), he played the enigmatic commander of a young marine squad confronting an alien aggressor.