| Episode # | Prod # | Original Air Date | Episode Title | ||
| Season One | |||||
| 1. | 1-1 | 08-Oct-1988 | The Jewel of the Techacal | ||
| 2. | 1-2 | 15-Oct-1988 | A Kind of Princess | ||
| 3. | 1-3 | 22-Oct-1988 | Back to Oblivion | ||
| 4. | 1-4 | 29-Oct-1988 | The Russian Exchange Student | ||
| 5. | 1-5 | 05-Nov-1988 | Countdown to Nowhere | ||
| 6. | 1-6 | 12-Nov-1988 | Bringing Down the House | ||
| 7. | 1-7 | 19-Nov-1988 | The Beast and Beauty | ||
| 8. | 1-8 | 26-Nov-1988 | The Fixer | ||
| 9. | 1-9 | 03-Dec-1988 | The Alien Solution | ||
| 10. | 1-10 | 10-Dec-1988 | Troubled Waters | ||
| 11. | 1-11 | 21-Jan-1989 | The Invisible People | ||
| 12. | 1-12 | 28-Jan-1989 | Kryptonite Kills | ||
| 13. | 1-13 | 04-Feb-1989 | Revenge of the Alien (1) | ||
| 14. | 1-14 | 11-Feb-1989 | Revenge of the Alien (2) | ||
| 15. | 1-15 | 18-Feb-1989 | Stand Up and Get Knocked Down | ||
| 16. | 1-16 | 25-Feb-1989 | Meet Mr. Mxyzptlk | ||
| 17. | 1-17 | 04-Mar-1989 | Birdwoman of the Swamps | ||
| 18. | 1-18 | 11-Mar-1989 | Terror from the Blue | ||
| 19. | 1-19 | 18-Mar-1989 | War of the Species | ||
| 20. | 1-20 | 15-Apr-1989 | Little Hercules | ||
| 21. | 1-21 | 22-Apr-1989 | Mutant | ||
| 22. | 1-22 | 29-Apr-1989 | The Phantom of the Third Division | ||
| 23. | 1-23 | 06-May-1989 | Black Flamingo | ||
| 24. | 1-24 | 13-May-1989 | Hollywood | ||
| 25. | 1-25 | 20-May-1989 | Succubus | ||
| 26. | 1-26 | 27-May-1989 | Luthor Unleashed | ||
| Season Two | |||||
| 27. | 2-1 | 07-Oct-1989 | With This Ring, I Thee Kill | ||
| 28. | 2-2 | 14-Oct-1989 | Lex Luthor: Sentenced to Death | ||
| 29. | 2-3 | 21-Oct-1989 | Metallo | ||
| 30. | 2-4 | 28-Oct-1989 | Young Dracula | ||
| 31. | 2-5 | 04-Nov-1989 | Nightmare Island | ||
| 32. | 2-6 | 11-Nov-1989 | Bizarro... The Thing of Steel | ||
| 33. | 2-7 | 18-Nov-1989 | The Battle with Bizarro | ||
| 34. | 2-8 | 25-Nov-1989 | Mr. and Mrs. Superboy | ||
| 35. | 2-9 | 02-Dec-1989 | Programmed for Death | ||
| 36. | 2-10 | 09-Dec-1989 | Superboy's Deadly Touch | ||
| 37. | 2-11 | 16-Dec-1989 | The Power of Evil | ||
| 38. | 2-12 | 30-Dec-1989 | Superboy... Rest in Peace | ||
| 39. | 2-13 | 13-Jan-1990 | Super Menace! | ||
| 40. | 2-14 | 20-Jan-1990 | Yellow Peri's Spell of Doom | ||
| 41. | 2-15 | 27-Jan-1990 | Microboy | ||
| 42. | 2-16 | 03-Feb-1990 | Run, Dracula, Run | ||
| 43. | 2-17 | 10-Feb-1990 | Brimstone | ||
| 44. | 2-18 | 17-Feb-1990 | Abandon Earth | ||
| 45. | 2-19 | 24-Feb-1990 | Escape to Earth | ||
| 46. | 2-20 | 03-Mar-1990 | Superstar | ||
| 47. | 2-21 | 14-Apr-1990 | Nick Knack | ||
| 48. | 2-22 | 21-Apr-1990 | The Haunting of Andy McAlister | ||
| 49. | 2-23 | 28-Apr-1990 | Revenge from the Deep | ||
| 50. | 2-24 | 05-May-1990 | Secrets of Superboy | ||
| 51. | 2-25 | 12-May-1990 | Johnny Casanova and the Case of Secret Serum | ||
| 52. | 2-26 | 19-May-1990 | The Woman Called Tiger Eye | ||
| Season Three | |||||
| 53. | 3-1 | 06-Oct-1990 | The Bride of Bizarro (1) | ||
| 54. | 3-2 | 13-Oct-1990 | The Bride of Bizarro (2) | ||
| 55. | 3-3 | 20-Oct-1990 | The Lair | ||
| 56. | 3-4 | 27-Oct-1990 | Neila | ||
| 57. | 3-5 | 03-Nov-1990 | Roads Not Taken (1) | ||
| 58. | 3-6 | 10-Nov-1990 | Roads Not Taken (2) | ||
| 59. | 3-7 | 17-Nov-1990 | The Sons of Icarus | ||
| 60. | 3-8 | 24-Nov-1990 | Carnival | ||
| 61. | 3-9 | 01-Dec-1990 | Test of Time | ||
| 62. | 3-10 | 08-Dec-1990 | Mindscape | ||
| 63. | 3-11 | 15-Dec-1990 | Superboy... Lost | ||
| 64. | 3-12 | 05-Jan-1991 | Special Effects | ||
| 65. | 3-13 | 12-Jan-1991 | Neila and the Beast | ||
| 66. | 3-14 | 19-Jan-1991 | The Golem | ||
| 67. | 3-15 | 26-Jan-1991 | A Day in the Double Life | ||
| 68. | 3-16 | 22-Feb-1991 | Bodyswap | ||
| 69. | 3-17 | 09-Feb-1991 | Rebirth (1) | ||
| 70. | 3-18 | 26-Feb-1991 | Rebirth (2) | ||
| 71. | 3-19 | 23-Feb-1991 | Werewolf | ||
| 72. | 3-20 | 06-Apr-1991 | People vs. Metallo | ||
| 73. | 3-21 | 20-Apr-1991 | Jackson and Hyde | ||
| 74. | 3-22 | 21-Apr-1991 | Mine Games | ||
| 75. | 3-23 | 04-May-1991 | Wish for Armageddon | ||
| 76. | 3-24 | 11-May-1991 | Standoff | ||
| 77. | 3-25 | 18-May-1991 | The Road to Hell (1) | ||
| 78. | 3-26 | 25-May-1991 | The Road to Hell (2) | ||
| Season Four | |||||
| 79. | 4-1 | 06-Oct-1991 | A Change of Heart (1) | ||
| 80. | 4-2 | 13-Oct-1991 | A Change of Heart (2) | ||
| 81. | 4-3 | 20-Oct-1991 | The Kryptonite Kid | ||
| 82. | 4-4 | 27-Oct-1991 | The Basement | ||
| 83. | 4-5 | 03-Nov-1991 | Darla Goes Ballistic | ||
| 84. | 4-6 | 10-Nov-1991 | Paranoia | ||
| 85. | 4-7 | 17-Nov-1991 | Know Thine Enemy (1) | ||
| 86. | 4-8 | 24-Nov-1991 | Know Thine Enemy (2) | ||
| 87. | 4-9 | 01-Dec-1991 | Hell Breaks Loose | ||
| 88. | 4-10 | 08-Dec-1991 | Into the Mystery | ||
| 89. | 4-11 | 19-Jan-1992 | To Be Human (1) | ||
| 90. | 4-12 | 26-Jan-1992 | To Be Human (2) | ||
| 91. | 4-13 | 02-Feb-1992 | West of Alpha Centauri | ||
| 92. | 4-14 | 09-Feb-1992 | Threesome (1) | ||
| 93. | 4-15 | 16-Feb-1992 | Threesome (2) | ||
| 94. | 4-16 | 23-Feb-1992 | Out of Luck | ||
| 95. | 4-17 | 01-Mar-1992 | Who is Superboy? | ||
| 96. | 4-18 | 19-Apr-1992 | Cat and Mouse | ||
| 97. | 4-19 | 26-Apr-1992 | Obituary for a Super Hero | ||
| 98. | 4-20 | 03-May-1992 | Metamorphosis | ||
| 99. | 4-21 | 10-May-1992 | Rites of Passage (2) | ||
| 100. | 4-22 | 17-May-1992 | Rites of Passage (2) | ||