' (1991) attempted to give an origin to immortals by revealing they were criminals from the planet Zeist who were exiled to Earth, becoming immortal in the process. How the journey to Earth or the environment of Earth granted immortality to people from Zeist was not explained. A later director's cut entitled ' altered several scenes to remove the alien origin and cut out all verbal mention of Zeist, once again making the origin of immortality a mystery. The later films and TV series do not consider "Highlander II" to be canon.