ARI Production with the new stage name Yoshiko Sengen.

Other cast members include:

Yuichiro Umehara as Alpha

Sayaka Ohara as Gaia

Ayumu Murase as Dahar

Shinnosuke Tachibana as Eros

Hiroki Yasumoto as Geopard

Miki Itou as Inkar

Daisuke Namikawa as Professor Yoake

As before, Isamu Imakake is directing the film at HS Pictures Studio, and is also the character designer and chief animation director. Yūichi Mizusawa is once again composing the music. Nikkatsu Corporation is distributing the film, with distribution assistance from Tokyo Theatres.

Happy Science published an English digital booklet introducing the main characters and highlights of the previous film, and the official English website for the first film describes its story:

Ray, Anna, Tyler, Halle, and Eisuke are five high school students who are suddenly wrapped up in a mysterious incident. An alien species called Grey abductsthe founder of the controversial religious organization Happy Science (Kōfuku no Kagaku), is credited with the original work and as the chief production supervisor for the first film.

The first film premiered in Los Angeles in September 2016. Eleven Arts then screened the film in selected theaters in the U.S. and Canada in October of that year, and the film opened in Japan in the same month. The film screened in North America with an English dub.

Happy Science has sponsored a number of animated films in the past, including The Mystical Laws, which opened simultaneously in the U.S. in October 2012. The film received an English dub for its Japanese home video release, and it received a video-on-demand release in the U.S.

Sources: Laws of the Universe website, Anime! Anime!