Season 4 poster
Star Trek: Enterprise

Season 4

Upon returning home after preventing a second Xindi attack, Enterprise explores cultural shifts on Vulcan; forges alliances with Earth's neighbors in the face of Romulan aggression; deals with a plague inside the Klingon Empire; explores the Mirror Universe; and overcomes xenophobic elements to lead an interstellar community.

Air dateOct 8, 2004
Episodes22

Episodes

  1. 1. Storm Front (1) Oct 8, 2004 · 43 min · ★ 7.2
  2. 2. Storm Front (2) Oct 15, 2004 · 43 min · ★ 6.9
  3. 3. Home Oct 22, 2004 · 43 min · ★ 7.8
  4. 4. Borderland (1) Oct 29, 2004 · 43 min · ★ 7.8
  5. 5. Cold Station 12 (2) Nov 5, 2004 · 43 min · ★ 7.7
  6. 6. The Augments (3) Nov 12, 2004 · 43 min · ★ 7.7
  7. 7. The Forge (1) Nov 19, 2004 · 43 min · ★ 7.9
  8. 8. Awakening (2) Nov 26, 2004 · 43 min · ★ 7.9
  9. 9. Kir'Shara (3) Dec 3, 2004 · 43 min · ★ 7.9
  10. 10. Daedalus Jan 14, 2005 · 43 min · ★ 6.5
  11. 11. Observer Effect Jan 21, 2005 · 43 min · ★ 7.7
  12. 12. Babel One (1) Jan 28, 2005 · 43 min · ★ 8.1
  13. 13. United (2) Feb 4, 2005 · 43 min · ★ 8.2
  14. 14. The Aenar (3) Feb 11, 2005 · 43 min · ★ 7.9
  15. 15. Affliction (1) Feb 18, 2005 · 43 min · ★ 7.8
  16. 16. Divergence (2) Feb 25, 2005 · 43 min · ★ 7.6
  17. 17. Bound Apr 15, 2005 · 43 min · ★ 6.3
  18. 18. In a Mirror, Darkly (1) Apr 22, 2005 · 43 min · ★ 7.7
  19. 19. In a Mirror, Darkly (2) Apr 29, 2005 · 43 min · ★ 7.6
  20. 20. Demons (1) May 6, 2005 · 43 min · ★ 7.5
  21. 21. Terra Prime (2) May 13, 2005 · 43 min · ★ 7.8
  22. 22. These Are the Voyages... May 13, 2005 · 43 min · ★ 6.0