Ash Ketchum (voice)
Jessie / Piplup / Pokédex (voice)
Dawn (voice) (as Emily Jenness)
James / Meowth (voice) (as Billy Beach)
Wobbuffet (voice)
Brock / J's Henchmen / Croagunk (voice)
Narrator (voice)
Pikachu (voice)
Maria (voice) (as Evelyn Lanto)
Brandon (voice)
Samuel (voice)
J (voice) (as Sonny Dey)
J's Henchmen / Skarmory (voice)
(voice) (as Andrew Paull)
Musashi (voice)
Hunter J (voice)
Nyarth (voice)
Mikoto (voice)
Professor Rowan (voice) (as Sean Elias-Reyes)
Jindai (voice)
Pochama (voice)
Satoshi (voice)
Kojiro (voice)
Sotaro (voice) (as Kozo Mito)
Hikari (voice)
Takeshi (voice)
Registeel / Regice (voice) (uncredited)
Ariados (voice) (uncredited)
Regirock / Salamence (voice) (uncredited)