Overview:Cast and crew comment on Patrick Stewart's acclaimed performance in "Chain of Command". They also discuss some other highlights of Season 6, including James Doohan's appearance in "Relics," the cliffhanger episode "Time's Arrow," the appearance of Stephen Hawking in "Descent" and the launch of Star Trek: Deep Space Nine. The parts are titled "Resolving the Cliffhanger", "A Visit from Scotty", "January 1993 Star Trek: Deep Space Nine Debuts", "Chain of Command", and "Descent – Part 1 Featuring Stephen Hawking".