Character Name : Eric Carter

Original Name : Michael Keith

Gender : Male

Character Name : Dr. Arnold Johnson

Original Name : Harry Holcombe

Gender : Male

Character Name : Yutaka Omura

Original Name : James Yagi

Gender : Male

Character Name : Osamu Sakurai

Original Name : 高島忠夫

Gender : Male

Character Name : Kazuo Fujita (as Keji Sahaka)

Original Name : 佐原健二

Gender : Male

Character Name : Mr. Tako (as Ichiro Arishima)

Original Name : 有島一郎

Gender : Male

Character Name : Osamu Sakurai (voice) (uncredited)

Original Name : George Takei

Gender : Male

Character Name : Mr. Tako / Dr. Shigesawa / Dr. Akira Makino / General Masami Shinzo / Commander Roberts / Narrator (voice) (uncredited)

Original Name : Les Tremayne

Gender : Male

Character Name : Newscaster (uncredited)

Original Name : Byron Morrow

Gender : Male

Character Name : Fumiko Sakurai (uncredited)

Original Name : 浜美枝

Gender : Female

Character Name : Tamiye (uncredited)

Original Name : 若林映子

Gender : Female

Character Name : Chikiro's Mother (Dancing Girl) (uncredited)

Original Name : 根岸明美

Gender : Female

Character Name : Dr. Shigezawa (uncredited)

Original Name : 平田昭彦

Gender : Male

Character Name : Kinzaburo Furue (uncredited)

Original Name : 藤木悠

Gender : Male

Character Name : General Masami Shinzo (uncredited)

Original Name : 田崎潤

Gender : Male

Character Name : Faro Island Chief (uncredited)

Original Name : 小杉義男

Gender : Male

Character Name : Witch Doctor (uncredited)

Original Name : 沢村いき雄

Gender : Male

Character Name : Dreary Newscaster (uncredited)

Original Name : 田武謙三

Gender : Male

Character Name : Dr. Akira Makino (uncredited)

Original Name : 松村達雄

Gender : Male

Character Name : Rodrigo Infanta (uncredited)

Original Name : Victor Millan

Gender : Male

Character Name : Commander Roberts (uncredited)

Original Name : Douglas Fein

Gender : Male

Character Name : Godzilla (uncredited)

Original Name : 中島春雄

Gender : Male

Character Name : King Kong (uncredited)

Original Name : 広瀬正一

Gender : Male

Character Name : Godzilla in iceberg (uncredited)

Original Name : 手塚勝巳

Gender : Male

Character Name : Misc. Characters (voice) (uncredited)

Original Name : Paul Mason

Gender : Male

Character Name : Misc. Characters (voice) (uncredited)

Original Name : Bruce Howard

Gender : Male