Season
Season 4 Episode
- Season 4 Storm Front (1)
- Season 4 Storm Front (2)
- Season 4 Home
- Season 4 Borderland (1)
- Season 4 Cold Station 12 (2)
- Season 4 The Augments (3)
- Season 4 The Forge (1)
- Season 4 Awakening (2)
- Season 4 Kir'Shara (3)
- Season 4 Daedalus
- Season 4 Observer Effect
- Season 4 Babel One (1)
- Season 4 United (2)
- Season 4 The Aenar (3)
- Season 4 Affliction (1)
- Season 4 Divergence (2)
- Season 4 Bound
- Season 4 In a Mirror, Darkly (1)
- Season 4 In a Mirror, Darkly (2)
- Season 4 Demons (1)
- Season 4 Terra Prime (2)
- Season 4 These Are the Voyages...
Star Trek: Enterprise - Season 4 Episode 11 Observer Effect
7.54 44 minutes Non corporeal aliens study the Enterprise crew as they respond to a fatal viral infection brought on board from an away mission.
