First Steps director Matt Shakman was discreet when questioned about Robert Downey Jr.’s role in the post-credits scene, choosing not to reveal any details and leaving the discussion to fans.

Credit: Marvel Studios In their MCU debut, the Fantastic Four become a Fantastic Five with the arrival of Reed and Sue's son, Franklin Richards. Worries that he might not be "normal" are confirmed in Fantastic Four: First Steps when Galactus recognises that the boy can wield an unlimited energy known as the Power Cosmic (presumably because of the "cosmically compromised DNA" shared by both of his parents).

As Fantastic Four: First Steps heads towards its final act, the group is torn between two impossible choices: sacrifice all of Earth to Galactus, or Reed and Sue must give up their child Franklin, who contains the Power Cosmic and enough energy to satiate Galactus' hunger.

“He goes from being the nerdy scientist who’s locked away in the lab, to the husband and the father who’d do anything to protect his family, to the guy who’s leading the Avengers. I realized that the version we were building had to have all of those elements.”

Curious why one nation’s seat sat empty during the Future Foundation summit in the new Marvel movie? The Fantastic Four: First Steps plants a subtle but significant clue involving Latveria that ties directly to one of Marvel’s most iconic villains,

The familiar Baxter Building featured in The Fantastic Four: First Steps will be seen again in Avengers: Doomsday, Marvel boss Kevin Feige has said, sparking speculation over what this means for the fate of the Fantastic Four's version of Earth.

First Steps is helping Marvel to "get its mojo back", according to most early reviews of the new superhero reboot. The 37th film in the Marvel Cinematic Universe (MCU) is "Marvel's best film in a decade",

The new "Fantastic Four" movie does Marvel's First Family justice by grounding the story and delivering plenty of action, writes our reviewer.