Marvel Cinematic Universe timeline, but its Earth-828 is still filled with famous Marvel characters. The original plan for the movie would have included some other very notable cameos — along with some interesting deleted scenes.

So, is The Fantastic Four: First Steps appropriate for kids? Here's everything parents should know before taking their kids to see the action-packed film. It wouldn't be a superhero movie without some violence, but The Fantastic Four: First Steps is relatively mild — and bloodless — compared to other Marvel films.

First Steps premiered in theaters last week and kicks off Phase Six of the Marvel Cinematic Universe. It drops viewers into a retrofuturistic world where -- due to an accident that mutated them and gave them powers -- the heroes are Reed Richards/Mister Fantastic (Pedro Pascal),