Season 1 (1977)
6.94 avg 14 episodes 6.9 → 7.2 60 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | The Mystery of the Haunted House | 6.9 | 159 |
| 2 | The Mystery of Pirate's Cove | 7.1 | 131 |
| 3 | The Mystery of Witches' Hollow | 6.7 | 147 |
| 4 | The Mystery of the Diamond Triangle | 6.6 | 115 |
| 5 | The Disappearing Floor | 6.6 | 120 |
| 6 | The Secret of the Whispering Walls | 7.2 | 100 |
| 7 | The Flickering Torch Mystery | 7.0 | 93 |
| 8 | A Haunting We Will Go | 7.5 | 116 |
| 9 | The Mystery of the Flying Courier | 6.8 | 72 |
| 10 | Mystery of the Fallen Angels | 6.9 | 109 |
| 11 | Wipe-Out | 6.6 | 80 |
| 12 | The Mystery of the Ghostwriters' Cruise | 7.3 | 93 |
| 13 | The Secret of the Jade Kwan Yin | 6.7 | 80 |
| 14 | Mystery of the Solid Gold Kicker | 7.2 | 87 |

