Season 2
32. Who Mourns for Adonais
33. The Changeling
34. Mirror, Mirror
35. The Apple
36. The Doomsday Machine
37. Catspaw
38. I, Mudd
39. Metamorphosis
40. Journey to Babel
41. Friday's Child
42. The Deadly Years
43. Obsession
44. Wolf in the Fold
45. The Trouble With Tribbles
46. The Gamesters of Triskelion
47. A Piece of the Action
48. The Immunity Syndrome
49. A Private Little War
50. Return to Tomorrow
51. Patterns of Force
52. By Any Other Name
53. The Omega Glory
54. The Ultimate Computer
55. Bread and Circuses
56. Assignment Earth
Season 1 Season 3
Episode List