- Directed by Cast Member: This episode was directed by Jonathan Frakes.
- Shrug of God: Ron Moore mentioned in the Star Trek: The Next Generation Companion that he'd considered writing that the ancient humanoids that seeded humanoids throughout the galaxy were the same species as the Preservers from Star Trek: The Original Series, but decided against it. He said that they could be the Preservers and have it be internally consistent. Star Trek Online Arc Welded the two.
Trivia / Star Trek: The Next Generation S6E18 "The Chase"