The Anime Expo 2014’s official “Shonen Jump One Piece” panel revealed information about the upcoming “One Piece Film: Z” Funimation English dub coming out Sept. 30, including casting and more.

The panel cast, consisting of guests such as Shûeisha’s Rights Department Deputy Manager (International Publishing Division) and former japanese Weekly Shônen Jump chief editor Hisashi Sasaki, English Shonen Jump One Piece editor Alexis Kirsch, official English One Piece translator and frequent special guest to the “Unofficial One Piece Podcast,” Stephen Paul as well as many other industry representatives from Tôei, Funimation etc.

Besides the English voice actors such as Colleen Clinkenbeard (Luffy) and Christopher Sabat (Roronoa Zoro) reprising their usual roles as the Straw Hat members, the cast that would portray villains Z and Ain were will be portrayed by veteran voice actors Matthew Mercer and Lauren Landa, respectively.

Landa and Mercer have also portrayed characters such as “Attack on Titan” English dub’s Annie Leonhart and Levi, respectively. Landa is known for her roles in past anime series such as Sakuya from “Sword Art Online” and Kasumi in “Ninja Gaiden 3,” while Matthew Mercer has also portrayed the roles of Kai in the 1991 film“Akira” and Chrom in “Fire Emblem: Awakening.” Mercer will voice Jotaro Kujo in the upcoming English dub of “JoJo’s Bizarre Adventure: Stardust Crusaders”.

Funimation also announced that One Piece Season 6 Voyage 1 will be releasing on September 30, 2014 containing 12 episodes and One Piece Collection 10 will also be released on 23 September with 24 uncut & unedited episodes (dubbed & subbed) including over 80 minutes of behind-the-scenes interviews.

Be sure to listen to next week’s episode of the Weekly Shonen Jump Podcast to listen to the full recording of the panel!