| 1 | Main Title and Closing Theme | Alexander Courage | 1:23 |
| 2 | The Corbomite Maneuver: Radiation / Cube Radiation / Baby Balok / Fesarius Approaches | The Royal Philharmonic Orchestra • Fred Steiner | 5:06 |
| 3 | Charlie X: Kirk's Command / Charlie's Mystery / Charlie's Gift | The Royal Philharmonic Orchestra • Fred Steiner | 3:36 |
| 4 | Charlie X: Kirk is Worried / Card Tricks / Charlie's Yen | The Royal Philharmonic Orchestra • Fred Steiner | 3:22 |
| 5 | Charlie X: Zap Sam / Zap Janice / Zap the Cap / Zap the Spaceship | The Royal Philharmonic Orchestra • Fred Steiner | 4:18 |
| 6 | Charlie X: Charlie's Friend / Goodbye Charlie / Finale | The Royal Philharmonic Orchestra • Fred Steiner | 2:44 |
| 7 | The Doomsday Machine: Goodbye M. Decker / Kirk Does it Again | Sol Kaplan | 5:45 |
| 8 | Mudd's Women: Three Venuses / Meet Mr. Mudd / Hello Girls / Venus Aboard / Mudd Laffs | The Royal Philharmonic Orchestra • Fred Steiner | 3:10 |
| 9 | Mudd's Women: Hello Ruth / The Last Crystal / The Venus Drug | The Royal Philharmonic Orchestra • Fred Steiner | 4:30 |
| 10 | Mudd's Women: Planet Rigel / Eve is Out / Space Radio | The Royal Philharmonic Orchestra • Fred Steiner | 4:08 |
| 11 | Mudd's Women: Eve Cooks / Pretty Eve / Mudd's Farewell | The Royal Philharmonic Orchestra • Fred Steiner | 3:16 |