FUNimation announced the English cast list for Slayers Revolution and Slayers Evolution-R. The English dub will be directed by Michael Sinterklaas. The major roles will be filled as follows:

• Lina Inverse: Lisa Ortiz (The Slayers, Record of Lodoss War)
• Gourry Gabriev: Eric Stuart (The Slayers, Pokémon)
• Amelia Wil Tesla Seyruun: Veronica Taylor (The Slayers, Alien Nine)
• Zelgadis Greywords: Crispin Freeman (The Slayers, Hellsing)
• Xellos: Michael Sinterklaas

All of the currently named roles, aside from Xellos, are reprising their parts from Central Park Media's release of The Slayers, The Slayers Next, and The Slayers Try.