Details
- Season
- Season 4
- Episode
- S04xE11
- Air Date
- 21 January 2005
- Where to watch
Overview
Star Trek: Enterprise season 4, episode 11 — “Observer Effect” (S04xE11) first aired on 21 January 2005.
Non corporeal aliens study the Enterprise crew as they respond to a fatal viral infection brought on board from an away mission.