Returning Donbrothers cast members are: Kohei Higuchi (Taro Momoi/Don Momotaro), Yuuki Beppu (Shinichi Saruhara/Saru Brother), Kohaku Shida (Haruka Kito/Oni Sister), Totaro (Tsubasa Inuzuka/Inu Brother), Hirofumi Suzuki (Tsuyoshi Kijino/Kiji Brother), Raizou Ishikawa (Jiro Momotani/Don Doragoku/Don Torabolt), Amisa Miyazaki (Sononi), and Shinnosuke Takahashi (Sonoza).
Returning Kyoryuger cast members are: Ryo Ryusei (Daigo "King" Kiryu/Kyoryu Red), Syuusuke Saito (Ian Yorkland/Kyoryu Black), Yamato Kinjo (Nobuharu "Nossan" Udo/Kyoryu Blue), Akihisa Shiono (Souji Rippukan/Kyoryu Green), Ayuri Konno (Amy Yuzuki/Kyoryu Pink), and Atsushi Maruyama (Utsusemimaru/Kyoryu Gold).
Lastly, two special edition versions of the film's Blu-ray and DVD release was also announced. The Donbrothers version will not only include a King-Ohger vs. Donbrothers photo book and theme song CD, it will also include the DX Don Ohger Crown. The Kyoryuger version on the other hand, will not only include King-Ohger vs. Kyoryuger photo book and theme song CD, it will also include the DX Gaburimix Shooter.
[Additional info from Dengeki Hobby]