BREAKING: Attack on Titan Season 2 Was Just Announced for Spring 2017

During the "Shingeki Matsuri" event on Sunday, it was announced that Attack on Titan Season 2 is set to make its premiere in spring 2017, according to a report from Anime News Network. The staff list with the returning cast is as follows:

Chief Director: Tetsuro Araki (director of first season)
Director: Masashi Koizuka (storyboard, episode director for first season)
Series Composition: Yasuko Kobayashi
Character Design: Kyoji Asano
Chief Animation Director: Kyoji Asano, Satoshi Kadowaki, Ayumi Yamada
Animation Production: WIT STUDIO
Assistant Director: Hiroyuki Tanaka
Action Animation Director: Yasuyuki Ebara, Arifumi Imai, Takuma Ebisu
Art Setting: Yuuho Taniuchi
Titan Setting: Takaaki Chiba
Prop Design: Takuma Ebisu
Color Key: Ken Hashimoto
Art Director: Shunichiro Yoshihara
3DCG Director: Shigenori Hirozumi
3DCG Producer: Shuhei Yabuta
Director of Photography: Kazuhiro Yamada
Editing: Aya Hida
Sound Director: Masafumi Mima
Music: Hiroyuki Sawano
Sound Effects: Shizuo Kurahashi
Sound Production: Techno Sound

The returning cast list is below.

Yuuki Kaji as Eren
Yui Ishikawa as Mikasa
Marina Inoue as Armin
Kishō Taniyama as Jean
Yu Shimamura as Annie
Yu Kobayashi as Sasha
Shiori Mikami as Christa
Hiro Shimono as Conny
Yoshimasa Hosoya as Reiner
Tomohisa Hashizume as Bertholt
Saki Fujita as Ymir
Hiroshi Kamiya as Levi
Daisuke Ono as Erwin
Romi Park as Hanji
Keiji Fujiwara as Hannes