| Title | Season | Episode # | First Aired |
|---|---|---|---|
| Backfire | 1 | 8 | 28/Oct/72 |
| Collision of the Aquarius | 1 | 11 | 18/Nov/72 |
| Deep Threat | 1 | 1 | 09/Sep/72 |
| Green Fever | 1 | 3 | 23/Sep/72 |
| Lost | 1 | 2 | 16/Sep/72 |
| S.O.S.- Sealab Ocean Signal | 1 | 14 | UNAIRED |
| The Artic Story | 1 | 13 | 02/Dec/72 |
| The Basking Shark | 1 | 6 | 14/Oct/72 |
| The Capture | 1 | 12 | 25/Nov/72 |
| The Challenge | 1 | 10 | 11/Nov/72 |
| The Deepest Dive | 1 | 9 | 04/Nov/72 |
| The Shark Lover | 1 | 5 | 07/Oct/72 |
| The Singing Whale | 1 | 4 | 30/Sep/72 |
| Utopia of Cassidy | 1 | 15 | UNAIRED |
| Where Dangers Are Many | 1 | 7 | 21/Oct/72 |
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