Rica Matsumoto as Satoshi (voice)

Ikue Otani as Pikachu (voice)

Yuji Ueda as Takeshi / Yorunozuku / Sonans (voice)

Mayumi Izuka as Kasumi (voice)

Megumi Hayashibara as Musashi (voice)

Shin-ichiro Miki as Kojiro / Hitodeman/ Lizardon/ Nyorozo / Zubat (voice)

Inuko Inuyama as Nyarth (voice)

Naoto Takenaka as Sully Snowdon / Entei (voice)

Akiko Yajima as Me Snowdon (voice)

Ai Kato as Rin (voice)

Hirohide Yakumaru as John (voice)

Masami Toyoshima as Hanako (voice)

Unsho Ishizuka as Dr. Okido / Narrator (voice)

Tomokazu Seki as Kenji (voice)

Chinami Nishimura as Junsar (voice)

Koichi Yamadera as David (voice)

Yoko Soumi as Reporter (voice)

Kouichi Sakaguchi as Cameraman (voice)

Satomi Korogi as Togepy (voice)