In both "A Space Adventure Hour" and "The Big Goodbye," a tech error causes the characters to become trapped on the holodeck, forcing them to play out the fictional drama in order to escape. On the inside, a murder is afoot. Back on the Enterprise, there is a massive engine failure (or some other technical problem).

The Next Generation took time to find its footing, but by the end of its seven-season run, it had become a thoughtful and emotionally resonant entry in the franchise with its own unique voice. The adventures of Patrick Stewart’s Captain Jean-Luc Picard and the crew of the Enterprise-D expanded the Star Trek universe