Captain Munekata

Geologist Jiro Tate

Seajacker Munk

Boatswain Nishizawa

Reporter Tatsuya Iwado

Doctor Hatsuyama

Seajacker Simba

Seajacker Zamba

Seajacker Kifal

Chief Steward Terada

Commander of Defense Katsuragi

T.V. Director Fukami

Chief Engineer Kosai

Elliott Rhoades

Patricia Haber

Seajacker Simba (voice)

Dr. Hatsuyama (voice)