Actor Giancarlo Esposito is making his MCU debut in Captain America: Brave New World as one of the film's villains, the notorious terrorist known as Sidewinder. And as you might expect, Sidewinder comes straight from comic books – but as is often the case with the MCU,

Giancarlo Esposito has joined the cast of Captain America Brave New World, appearing as Sidewinder. Learn all about the character here!

It won't be much longer until everyone in the world gets to discover the character's fate. Starring Anthony Mackie, Harrison Ford, Tim Blake Nelson, Danny Ramirez, Carl Lumbly and Shira Haas in addition to Giancarlo Esposito, the fourth Captain America blockbuster will be flying into theaters everywhere on February 14, 2025.