Narumi Hidaka

as John Carraclough (voice)

Takumi Yamazaki

as Lassie (voice)

Mayumi Tanaka

as Colin Jones (voice)

Hazuru Matsukura

as Sandy Monaghan (voice)

Mariko Kouda

as Priscilla Rudling (voice)

Akio Nojima

as Sam Carraclough (voice)

Rihoko Yoshida

as Melissa Carraclough (voice)

Mikio Terashima

as Duke of Rudling (voice)