action Star Trek series after the original  "Star Trek" (qv) has had a cameo appearance by a character from its  predecessor series in its premiere episode: "Star Trek: The Next  Generation" (qv) had Spock, Dr. McCoy, and Scotty, "Star Trek: Deep  Space Nine" (qv) had Captain Picard, and "Star Trek: Voyager" (qv)  had Quark. Voyager also had William Riker, Deanna Troi, Reg Barclay,  Geordi LaForge and Hikaru Sulu in guest appearances, and footage of  James T. Kirk appeared in Deep Space Nine.