Mr. Fantastic, the Invisible Woman, the Human Torch, and the Thing battle some of their greatest foes, including Doctor Doom, Ronan the Accuser, the Multiple Man, and Mole Man.
2006-09-02 - 2007-10-20
| Title | Name |
|---|---|
| Season 1, Episode 1 | Trial by Fire |
| Season 1, Episode 2 | Doomed |
| Season 1, Episode 3 | Doomsday |
| Season 1, Episode 4 | Hard Knocks |
| Season 1, Episode 5 | My Neighbor was a Skrull |
| Season 1, Episode 6 | World's Tiniest Heroes |
| Season 1, Episode 7 | Zoned Out |
| Season 1, Episode 8 | Imperius Rex |
| Season 1, Episode 9 | Puppet Master |
| Season 1, Episode 10 | Impossible |
| Season 1, Episode 11 | Bait & Switch |
| Season 1, Episode 12 | Annihilation |
| Season 1, Episode 13 | De-Mole-Ition |
| Season 1, Episode 14 | Revenge of the Skrulls |
| Season 1, Episode 15 | Molehattan |
| Season 1, Episode 16 | Strings |
| Season 1, Episode 17 | Doomsday Plus One |
| Season 1, Episode 18 | The Cure |
| Season 1, Episode 19 | Frightful |
| Season 1, Episode 20 | Out Of Time |
| Season 1, Episode 21 | Atlantis Attacks |
| Season 1, Episode 22 | Shell Games |
| Season 1, Episode 23 | Johnny Storm and the Potion of Fire |
| Season 1, Episode 24 | Contest of Champions |
| Season 1, Episode 25 | Doom's Word Is Law |
| Season 1, Episode 26 | Scavenger Hunt |