One actor from Star Trek: The Original Series played a Vulcan, a Romulan, and a Klingon throughout ... other TOS characters in Star Trek: The Next Generation with Star Trek: TNG season 3, episode ...

While there have been many skirmishes between Romulan and Klingon ships, hardly any conflicts have been depicted on screen.

LeVar Burton and more 'Next Generation' cast members chatted with ET on the set of their Borg encounter. The second annual celebration honors the 55th anniversary of the 'Star Trek: The Original ...