| Pilots | |
|---|---|
| 01 | "The Cage" |
| 02a | "Where No Man Has Gone Before" |
| Season 2 | |
|---|---|
| 30 | "Catspaw" |
| 31 | "Metamorphosis" |
| 32 | "Friday's Child" |
| 33 | "Who Mourns for Adonais?" |
| 34 | "Amok Time" |
| 35 | "The Doomsday Machine" |
| 36 | "Wolf in the Fold" |
| 37 | "The Changeling" |
| 38 | "The Apple" |
| 39 | "Mirror, Mirror" |
| 40 | "The Deadly Years" |
| 41 | "I, Mudd" |
| 42 | "The Trouble with Tribbles" |
| 43 | "Bread and Circuses" |
| 44 | "Journey to Babel" |
| 45 | "A Private Little War" |
| 46 | "The Gamesters of Triskelion" |
| 47 | "Obsession" |
| 48 | "The Immunity Syndrome" |
| 49 | "A Piece of the Action" |
| 50 | "By Any Other Name" |
| 51 | "Return to Tomorrow" |
| 52 | "Patterns of Force" |
| 53 | "The Ultimate Computer" |
| 54 | "The Omega Glory" |
| 55 | "Assignment: Earth" |