The super-elastic Mr. Fantastic, the force field-wielding Invisible Girl, the orange rock-covered Thing and the data-crammed robot H.E.R.B.I.E. make up a team of superheroes dedicated to thwarting would-be world-dominating villains.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | A Monster Among Us | 1978-09-09 | 30 min |
| Season 1 | Episode 2 | The Phantom of Film City | 1978-09-16 | 30 min |
| Season 1 | Episode 3 | Mole Man | 1978-09-23 | 30 min |
| Season 1 | Episode 4 | The Olympics of Space | 1978-09-30 | 30 min |
| Season 1 | Episode 5 | Medusa and the Inhumans | 1978-10-07 | 30 min |
| Season 1 | Episode 6 | The Menace of Magneto | 1978-10-14 | 30 min |
| Season 1 | Episode 7 | The Fantastic Four Meet Doctor Doom | 1978-10-21 | 30 min |
| Season 1 | Episode 8 | The Impossible Man | 1978-10-28 | 30 min |
| Season 1 | Episode 9 | Diamond of Doom | 1978-11-04 | 30 min |
| Season 1 | Episode 10 | The Frightful Four | 1978-11-11 | 30 min |
| Season 1 | Episode 11 | Calamity on the Campus | 1978-11-18 | 30 min |
| Season 1 | Episode 12 | The Final Victory of Doctor Doom | 1978-12-09 | 30 min |
| Season 1 | Episode 13 | Blastaar, the Living Bomb Burst | 1978-12-16 | 30 min |
| Production | Lee Gunther | Executive Producer |
| Production | David H. DePatie | Producer |
| Production | Friz Freleng | Producer |
