Fan Casting The Fantastic Four (Reboot MCU)

After returning to Earth from a space adventure that gave them superpowers, the Fantastic Four become a superhero team. After moving into their own building, the Baxter Building, the streets are swarmed by a giant monster and a small stout man, known as The Moleman. We learn that he was being ordered around by a group of aliens disguised as the Fantastic Four known as the Skrulls. Using the research he could get from Moleman, Mr Fantastic is able to get the Skrulls to transform into cows.