"Captain America: Brave New World" is an American science fiction action-adventure film directed by Julius Onah. The film is the 35th feature film within the Marvel Cinematic Universe (MCU) and a sequel to "The Falcon and the Winter Soldier" (2021) and the fourth film starring Captain America, now with Anthony Mackie in the title role. It is part of the so-called Phase Five of the MCU.

The development of a fourth Captain America movie was announced in April 2021, with Malcolm Spellman and Dalan Musson as screenwriters. Anthony Mackie was confirmed for the lead role in August 2021. Julius Onah was announced as director in July 2022. The title of the film was announced at San Diego Comic-Con 2022 as "Captain America: New World Order". Initial script drafts included Isaiah Bradley's grandson Eli Bradley, but the character was dropped. Plans for the return and transformation of Thaddeus Ross have already been discussed with the late William Hurt, whose role has now been taken over by Harrison Ford, inspired by his comic book story. The final script was written by Rob Edwards, Spellman, Musson, Onah and Peter Glanz.