Based primarily on the first game in the series, Phoenix Wright: Ace Attorney, the film focuses on rookie defense attorney Phoenix Wright, as he strives to protect his clients in various murder trials, including the death of his mentor, Mia Fey, and the accusation of rival prosecutor, Miles Edgeworth. Phoenix's greatest ally is Mia's younger sister Maya, a spirit medium whose body is possessed by Mia to communicate with him.
Hiroki Narimiya
as Ryuuichi Naruhodou (Phoenix Wright)
Takumi Saitoh
as Reiji Mitsurugi (Miles Edgeworth)
Mirei Kiritani
as Mayoi Ayasato (Maya Fey)
Akiyoshi Nakao
as Masashi Yahari (Larry Butz)
Shunsuke Daitoh
as Keisuke Itonokogiri (Dick Gumshoe)
Akira Emoto
as Saibancho (Judge)
Mitsuki Tanimura
as Natsumi Osawagi (Lotta Hart)
Takehiro Hira
as Shin Mitsurugi (Gregory Edgeworth)
Eisuke Sasai
as Yukio Namakura (Robert Hammond)
Makoto Ayukawa
as Masaru Konaka (Redd White)