Men in Black 3 (alternatively Men in Black III, and stylized as MIB³) is a 2012 American science fiction action comedy film directed by Barry Sonnenfeld and starring Will Smith, Tommy Lee Jones, and Josh Brolin. It is the third installment in the Men in Black films series which in turn is loosely based on the comic book series The Men in Black by Lowell Cunningham. It was released fifteen years after the original Men in Black (1997) and ten years after the first sequel, Men in Black II (2002). Sonnenfeld and Steven Spielberg returned as director and executive producer, respectively. In the film, Boris the Animal, an old enemy of Agent K, escapes from prison and travels back in time to kill the younger K to allow his species, a ruthless alien race known as Boglodites, to attack Earth. This forces Agent J to go back in time and team up with K's younger self to save his partner and the world. With a budget of over US $215 million, it is not only one of the most expensive films made but also the most expensive comedy film made as of 2021.
Men in Black 3 was released on May 25, 2012, by Columbia Pictures and grossed over $624 million worldwide, making it the 10th highest-grossing film of 2012. Unadjusted for inflation, it is the highest-grossing film in the series. The film also received generally positive reviews from critics, who praised it as an improvement over its predecessor. A spin-off film in the series, Men in Black: International, was released on June 14, 2019.
On Rotten Tomatoes, the film holds an approval rating of 68% based on 251 reviews, with an average rating of 6.1/10. The site's critical consensus reads, "It isn't exactly a persuasive argument for the continuation of the franchise–but Men in Black III is better than its predecessor and manages to exceed expectations. "On Metacritic, the film has a weighted average score of 58 out of 100, based on 38 critics, indicating "mixed or average reviews. "Audiences polled by CinemaScore gave the film an average grade of "B+" on an A+ to F scale, the same score earned by the first two films.
MIB 3 grossed $179 million in the US and Canada, and $445 million in other countries, for a worldwide total of $624 million. It had a worldwide opening weekend of $189.9 million, and had the biggest worldwide IMAX Memorial Day weekend ($12.7 million from 474 theaters), surpassing the previous year's record of Pirates of the Caribbean: On Stranger Tides.
In North America, MIB 3 earned $1.55 million during its midnight run from 2,233 locations. On its opening day, the film debuted at the top of the box office, grossing $17.7 million (including midnight grosses). This was slightly lower than the opening days of its predecessors. During its three-day opening weekend, it topped the box office with $54.6 million, which was higher than the opening weekends of the two previous films. The movie then earned an additional $14.7 million on Memorial Day, bringing its four-day weekend total to $69.3 million. The opening weekend audience was 54 percent male and 56 percent over the age of 25. The film received a B+ at CinemaScore. It remained in first place at the North American box office for one week.
Outside North America, MIB 3 is the highest-grossing film of the Men In Black franchise and the tenth highest-grossing 2012 film. It made $135.3 million on its opening weekend from 85 territories. Its highest-grossing openings were recorded in China ($21.7 million), and Russia and the CIS ($16.9 million). It was in first place at the box office outside North America for two consecutive weekends.