Gojira tai Megaro - Cast

Katsuhiko Sasaki

Inventor Goro Ibuki
Actor

Yutaka Hayashi

Hiroshi Jinkawa
Actor

Hiroyuki Kawase

Rokuro 'Roku-chan' Ibuki
Actor

Kotaro Tomita

Lead Seatopian Agent
Actor

Robert Dunham

Emperor Antonio of Seatopia
Actor

Kenpachirō Satsuma

Gigan (as Kengo Nakayama)
Actor

Gorō Naya

Emperor Atonio of Seatopia (voice)
Actor

Haruo Nakajima

Godzilla (archive footage) (uncredited)
Actor