Kazuko Sugiyama

Laura Elizabeth Ingalls (voice)

Shūsei Nakamura

Charles Phillip Ingalls - father (voice)

Eiko Masuyama

Caroline Lake Ingalls - mother (voice)

Ryūji Saikachi

Fitch (voice)

Yu Mizushima

Freddy (voice)

Yuzuru Fujimoto

Dr. Tan (voice)