Radiant Historia: Perfect Chronology - more characters revealed, screens and artwork

More here!

Heiss (voiced by Nobuo Tobita)
Sonja (voiced by Yukana)
Hugo (voiced by Kenichiro Matsuda)
Fennel (voiced by Mitsuru Ogata)
Raul (voiced by Tokuyoshi Kawashima)
Viola (voiced by Marina Inoue)
Kiel (voiced by Yuma Uchida)
Noah (vocied by Satoshi Taki)
Selvan (voiced by Kenji Hamada)
Dias (voiced by Daisuke Namikawa)
Protea (voiced by Satomi Arai)

from GoNintendo