Jack Ryland

Narrator

Riley Jackson

Sportscaster / Crowd Leader

Tetsuro Tamba

Dr. Nishiyama

Matthew Oram

Dr. Nishiyama (voice) / Botanist (voice)

Kaoru Yumi

Mariko Nishiyama

Linda Masson

Mariko Nishiyama (voice)

Toshio Kurosawa

Akira Nakagawa

Barry Haigh

Akira Nakagawa (voice) / Zoologist (voice)

Takashi Shimura

Hospital Director

Tony Moore

Hospital Director (voice)

Akihiko Hirata

Botanist

Hiroshi Koizumi

Zoologist