Ash has seen this movie.
Ash, Pikachu and the gang try and stop a pair of thieves hiding out in the canals and alleyways of Altomare, the age-old water capital. Joining the adventure are two new legendary Pokémon, a pair of siblings named Latias and Latios, who serve as peacekeepers and protectors of the Soul Dew — a priceless treasure with a mysterious power.
| Satoshi (voice) | Rica Matsumoto |
| Pikachu (voice) | Ikue Otani |
| Kasumi (voice) | Mayumi Izuka |
| Takeshi (voice) | Yuji Ueda |
| Togepy (voice) | Satomi Korogi |
| Musashi / Latias (voice) | Megumi Hayashibara |
| Kojiro / Crobat (voice) | Shin-ichiro Miki |
| Nyarth (voice) | Inuko Inuyama |
| Kanon (voice) | Fumiko Orikasa |
| Latios (voice) | Masashi Ebara |
| Zanner (voice) | Uno Kanda |
| Lyon (voice) | Yumiko Shaku |
| Vongole (voice) | Gucci Yuzo |
| Rossi (voice) | Koichi Yamadera |
| Narrator (voice) | Unsho Ishizuka |
| Butterfree (voice) | Rikako Aikawa |
