The Fantastic Four (Sep 9, 1967 – Sep 21, 1968)
Airing alongside Season 1 of Spider-Man was a single season of The Fantastic Four, which introduced many elements that Marvel Cinematic Universe fans will either already recognize or will soon be introduced to via the ongoing adventures, including:
Reed Richards / Mister Fantastic
Susan Storm / “Invisible Girl”
Johnny Storm / The Human Torch
Benjamin “Ben” J. Grimm / The Thing
Attuma
Victor Von Doom / Dr. Doom
Lady Dorma
Galactus
Klaw (aka Ulysses Klaue)
The Mole Man
Rama-Tut (aka Kang, the Conqueror)
The Silver Surfer
The Skrull / Super Skrull
& Uatu / The Watcher.
S01E03 The Way It All Began
S01E01 Menace of the Mole Men
S01E02 Diablo
S01E04 Invasion of the Super Skrulls
S01E05 Klaws
S01E06 The Red Ghost
S01E07 Prisoners of Planet X
S01E08 It Started on Yancy Street
S01E09 Three Predictions of Dr. Doom
S01E10 Behold a Distant Star
S01E11 Demon of the Deep
S01E12 Danger in the Depths
S01E13 Return of the Moleman
S01E14 Rama-Tut
S01E15 Galactus
S01E16 The Micro World of Dr. Doom
S01E17 Blastarr, the Living Bomb-Burst
S01E18 The Mysterious Molecule Man
S01E19 The Terrible Tribunal
S01E20 The Deadly Director (Series Finale)