The Marvel superhero pic tumbled 66 percent in its sophomore outing domestically, compared to a 53 percent drop for DC's 'Superman.'

Universal’s “Jurassic World Rebirth” rounded out the top five with $8.4 million in its fifth weekend of release. The dinosaur epic, which rebooted the long-running property with Scarlett Johansson, Jonathan Bailey and Mahershala Ali, has grossed $317 million in North America and $766 million globally.

The Fantastic Four box office has everyone saying the sky is falling. Time to put on my professional Box Office Boy hat.