What We Left Behind: Looking Back at Star Trek: Deep Space Nine (2018)
- HD 1080
- Runtime: 116m.
- Status: Released
- 1
- Languages: en
- Country: United States of America
- Director: David Zappone, Ira Steven Behr
- Stars: Avery Brooks, Terry Farrell, Michael Dorn, René Auberjonois, Nana Visitor
- keywords: television history, science fiction
- Production_studio: 455 Films, Le Big Boss Productions
- providers: Amazon Prime Video, Peacock Premium, Amazon Prime Video with Ads, Peacock Premium Plus
A documentary exploring the legacy of Star Trek: Deep Space Nine, the reasons it went from the black sheep of Star Trek to a beloved mainstay of the franchise, and a brainstorm with the original writers on what a theoretical eighth season of the show could look like.