Once again, Musashi has encounter Ultraman Cosmos. Now Ultraman Cosmos has gained some new modes to defeat Scropis. Musashi has joined Team Sea to save the Blue Area. But there is mysterious evil monster, Sandros, who wants to destroy the Earth. Now it is up Musashi and Ultraman Cosmos to defeat Sandros and who’s the other Ultraman?
杉浦太陽
as Musashi Haruno / Ultraman Cosmos
Kounosuke Tokai
as Young Musashi (stock footage)
吹石一恵
as Julie / Ultraman Justice
市瀬秀和
as Keisuke Fubuki
Kei Shimizu
as Eiichi Kashima
Yurika Asada
as Natsuki Kuramoto
仁科克基
as Ryojiro Shoda
Dai Tōjō
as Kazumi Watarai
嶋大輔
as Harumitsu Hiura
坂上香織
as Shinobu Mizuki
須藤公一
as Koji Doigaki
Mayuka Suzuki
as Ayano Morimoto
