Galactus

Played by Ralph Ineson

Galactus is a cosmic entity of immense power who sustains his own existence by consuming entire planets, traveling the universe in search of worlds to devour and leaving nothing behind. His arrival at Earth brought him into direct conflict with the Fantastic Four, whose knowledge of his herald's approach forced the team to find a way to turn him away from their world. Read more →

First turns up in The Fantastic Four: First Steps.