action Star Trek series after the original  _"Star Trek" (1966)_ (qv) has had a cameo appearance by a character  from its predecessor series in its premiere episode: "Star Trek: The  Next Generation" had Dr. McCoy,  _"Star Trek: Deep Space Nine" (1993)_ (qv) had Captain Picard, and  _"Star Trek: Voyager" (1995)_ (qv) had Quark.