樫山文枝

Marina (voice)

宮城まり子

Fritz the Dolphin (voice)

志垣太郎

Prince (voice)

Ichirō Nagai

Whistler (voice)

Ken'ichi Ogata

Oval Shark (voice)

北浜晴子

Witch (voice)

麻生美代子

Mermaid Crone (voice)

Kazuko Sugiyama

Marina's Sister (voice)

沢田和猫

Jemmy the Cat (voice)

山口奈々

Prince's Mother (voice)

Rihoko Yoshida

Suomi Princess (voice)

Kaneta Kimotsuki

Crab / Conch (voice)

富田耕生

Duke the Whale (voice)

柴田秀勝

Mermaid King (voice)