Birthright (Star Trek: The Next Generation)

"Birthright" is a story spanning the 16th and 17th episodes of the sixth season of the American science fiction television series Star Trek: The Next Generation, the 142nd and 143rd episodes overall.

Set in the 24th century, the series follows the adventures of the Starfleet crew of the Federation starship Enterprise-D. In this episode, Worf and Data both seek to know more about their fathers: Worf through visiting a world inside Romulan territory and Data through a newly discovered dream program.

In Part I, the Enterprise 1701-D visits Deep Space Nine, which was featured in the concurrently airing show set in the same science fiction universe, Star Trek: Deep Space Nine. Several actors and sets from that show are featured in this Star Trek: The Next Generation episode.