Season 1 (1964)
5.24 avg 26 episodes 6.5 → 5.9 25 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Struggle at the South Pole | 6.5 | 26 |
| 2 | Battle at the Bottom of the World! | 6.0 | 19 |
| 3 | Sting of the Spider! | 7.7 | 15 |
| 4 | Return of the Spider! | 4.8 | 14 |
| 5 | Spider's Revenge! | 6.0 | 13 |
| 6 | The Secret Valley! | 5.9 | 13 |
| 7 | The Diamond Smugglers! | 5.1 | 14 |
| 8 | Dangerous Doctor Diamond! | 5.9 | 13 |
| 9 | Force of Terror! | 5.0 | 13 |
| 10 | World in Danger! | 1.8 | 15 |
| 11 | Badge of Danger! | 5.9 | 13 |
| 12 | The Smoke Robots! | 6.9 | 13 |
| 13 | The Freezer Ray! | 2.0 | 16 |
| 14 | The Magic Multiplier | 1.3 | 15 |
| 15 | The Submarine Base | 4.8 | 12 |
| 16 | Treasure Mountain | 5.0 | 11 |
| 17 | The Mystery Missile | 4.8 | 11 |
| 18 | The Giant Cobra | 6.0 | 11 |
| 19 | The Great Hunt | 5.1 | 11 |
| 20 | The Deadly Web | 6.1 | 11 |
| 21 | The Atomic Flame | 5.9 | 11 |
| 22 | The Incredible Speed Machine | 5.0 | 12 |
| 23 | The Monster Magnet | 6.6 | 11 |
| 24 | Target: Jupiter | 4.6 | 11 |
| 25 | Trap at 20 Fathoms | 5.7 | 11 |
| 26 | Monster from the Deep | 5.9 | 11 |
