No. | Episode | Locale | Season | Prod. | Prod. Code |
1 | Menace of the Black Mantis | English | 1 | | |
2 | The Rampaging Reptile Men | English | 1 | | |
3 | The Return of Nepto | English | 1 | | |
4 | The Fiery Invaders | English | 1 | | |
5 | The Sea Raiders | English | 1 | | |
6 | War of the Water Worlds | English | 1 | | |
7 | The Volcanic Monster | English | 1 | | |
8 | The Crimson Monster from the Pink Pool | English | 1 | | |
9 | The Ice Dragon | English | 1 | | |
10 | The Deadly Drillers | English | 1 | | |
11 | Vassa - Queen of the Mermen | English | 1 | | |
12 | The Microscopic Monster | English | 1 | | |
13 | Onslaught of the Octomen | English | 1 | | |
14 | Treacherous is the Torpedomen | English | 1 | | |
15 | The Satanic Saturnians | English | 1 | | |
16 | The Brain - Brave and Bold | English | 1 | | |
17 | Where Lurks the Fisherman | English | 1 | | |
18 | Mephisto's Marine Marauders | English | 1 | | |
19 | The Trio of Terror | English | 1 | | |
20 | The Torp, The Magneto, and the Claw | English | 1 | | |
21 | Goliaths of the Deep-Sea Gorge | English | 1 | | |
22 | The Sinister Sea Scamp | English | 1 | | |
23 | The Devil Fish | English | 1 | | |
24 | The Sea Scavengers | English | 1 | | |
25 | In Captain 'Cuda's Clutches | English | 1 | | |
26 | The Mirror-Man from Planet Imago | English | 1 | | |
27 | The Sea Sorcerer | English | 1 | | |
28 | The Sea Snares of Captain Sly | English | 1 | | |
29 | The Undersea Trojan Horse | English | 1 | | |
30 | The Vicious Villainy of Vessa | English | 1 | | |
31 | Programmed for Destruction | English | 1 | | |
32 | The War of the Quatix and Bimphabs | English | 1 | | |
33 | The Stickmen of Stygia | English | 1 | | |
34 | Three Wishes to Trouble | English | 1 | | |
35 | The Siver Sphere | English | 1 | | |
36 | To Catch a Fisherman | English | 1 | | |