High&Low The Movie 3 / Final Mission (stylized as HiGH&LOW THE MOVIE 3 ／ FINAL MISSION) is a 2017 Japanese action film directed by Shigeaki Kubo and Tsuyoshi Nakakuki. It's the fourth film of the High&Low franchise, and as the final episode(the third film) focusing on the war between yakuza organization Kuryu Group and the SWORD gangs, it follows the story of High&Low The Movie, High&Low The Red Rain, and High&Low The Movie 2 / End of Sky. The fight the SWORD gangs are carrying on to protect their town is coming to an end, and they are working together to defeat the evil Kuryu Group thoroughly.

High&Low The Movie 3 / Final Mission was announced on March 18, 2017, alongside High&Low The Movie 2 / End of Sky, while It was also announced that the film will be released on November 11, 2017, after High&Low The Movie 2 / End of Sky's release in August. While High&Low The Movie has already been a film with a large number of characters, High&Low The Movie 2 / End of Sky and High&Low The Movie 3 / Final Mission add even more characters and cast to the series. The film's ensemble cast includes not only a large number of members of the Exile Tribe, Takanori Iwata, Akira, Sho Aoyagi, Keiji Kuroki, Takahiro, Hiroomi Tosaka and Naoto for examples, but also actors like Kento Hayashi, Masataka Kubota, and Yuki Yamada. After High&Low The Movie 3 / Final Mission is released, the High&Low series has featured more than one hundred characters.

The film premiered in Tokyo on October 31, 2017. It grossed 1.31 billion yen in Japan.