In this prequel movie to the Slayers televison series, Lina Inverse travels to Mipross Island with her rival/traveling companion Naga the Serpent. While they originally came for the hot springs, they soon find them selves mixed up in a conspiracy involving a mazoku named Joyrock. Years ago, he killed all of the elves that inhabited the island and absorbed their power. They are soon joined by an old mage named Rowdy Gabriev, who was in love with one of the elves slaughtered and also wants to defeat Joyrock.
(Source: ANN)
Characters & Voice Actors

Gabriev, Rowdy
Main
Takayama, Minami
Japanese
Inverse, Lina
Main
Hayashibara, Megumi
Japanese
Manison, Kelly
English
Joyrock
Supporting
Genda, Tessyo
Japanese
King of Mipross
Supporting
Sidello, Paul
English
Lagos
Supporting
Wakamoto, Norio
JapaneseRecommended for you
Hana no Zundamaru
ONA
5m
Hana no Zundamaru: Junk
ONA
1m
The Flower and the Phoenix
OVA
25m
[RAW] Happy☆Lucky Bikkuriman
TV
24m
Harbor Tale: a red brick
Movie
19m
Hello WeGo!
Movie
23m
High School Jingi
OVA
86m
[RAW] Ikinari Dagon
TV
25m
[RAW] General Inakappe
TV
24m
Ippou Nippon Mukashibanashi
ONA
3m