5. Avengers: Age of Ultron (2015)
Director: Joss Whedon
Budget: $280 million
This Marvel superhero movie had an all-star roster of heroes including Captain America, Hulk, Thor, Ironman, Black Widow, Hawkeye, and Falcon with new characters Scarlet Witch and Quicksilver. It became the 3rd highest grossing movie in the North America. However, superheroes do not come cheap.
This Avenger movie featured incredible international locations and some breathtaking CGI that cost an estimated 280 million USD. Of course, the movie brought in a worldwide box office of almost 1.3 billion USD.