8.3 WebRipWhat We Left Behind: Looking Back at Star Trek: Deep Space Nine (2018) 13 May 2019 What We Left Behind: Looking Back at Star Trek: Deep Space Nine IMDb: 8.3 2019 116 min min 183 views 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 ... Documentary