Captain Marvel: 3 Familiar Faces Are Joining Brie Larson's Superhero Film

During Marvel's Comic-Con panel in July, the studio announced that Captain Marvel will take place in the '90s and will follow Marvel's "Secret Invasion" storyline, bringing in some exciting new characters: Skrulls. They're a race of shape-shifting alien beings with extremely advanced technology who can take the shape of any superhero or supervillain, making it easy for them to invade earth (hence the "secret invasion" moniker).