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Stardate: 2026.316
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TOS

Star Trek: The Original Series, season 2

Obsession

S02 E13, first aired 15 December 1967

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Season 2

  1. 01Amok Time
  2. 02Who Mourns for Adonais?
  3. 03The Changeling
  4. 04Mirror, Mirror
  5. 05The Apple
  6. 06The Doomsday Machine
  7. 07Catspaw
  8. 08I, Mudd
  9. 09Metamorphosis
  10. 10Journey to Babel
  11. 11Friday's Child
  12. 12The Deadly Years
  13. 13Obsession
  14. 14Wolf in the Fold
  15. 15The Trouble with Tribbles
  16. 16The Gamesters of Triskelion
  17. 17A Piece of the Action
  18. 18The Immunity Syndrome
  19. 19A Private Little War
  20. 20Return to Tomorrow
  21. 21Patterns of Force
  22. 22By Any Other Name
  23. 23The Omega Glory
  24. 24The Ultimate Computer
  25. 25Bread and Circuses
  26. 26Assignment: Earth