The additional cast members include Hasegawa Hiroki, Mizuhara Kiko, Hongo Kanata, Miura Takahiro, Sakuraba Nanami, Matsuo Satoru, Ishihara Satomi, Pierre Taki, Kunimura Jun, Watanabe Shu, Misaki Ayame, and Takeda Rina. Each cast member's role is still covered in veil, but they will be playing the ones who confront the "Titans", gigantic humanoid monsters.
This is a live-action film adaptation of Isayama Hajime's popular manga of the same name which is currently being serialized on Bessatsu Shonen Magazine.
The full details on the film have not been revealed yet, but it is said that the film adaptation will add some new elements, including new characters and formidable enemies while having the outlook on the world and characters from original manga as its base, under the supervision of the original author Isayama.
Source & Image: Cinematoday