Ultra Q - Season 1 Episode 20
Jun and Yuriko travel to the island of Iwanejima to investigate undersea volcanic activity. A young marine geologist, Dr. Ishii, has theorized that the entire island may soon be in danger of submerging beneath the sea.
First Air Date : 1966-01-02
Last Air date : 1967-12-14
Runtime : 57 minutes
Genre : Sci-Fi & Fantasy, Mystery, Drama
Cast : Kenji Sahara, Hikaru Urano, Yasuhiko Saijō, Ureo Egawa, Hiroko Sakurai, Yoshifumi Tajima
Crew : Eiji Tsuburaya (Production Supervisor), Eiji Tsuburaya (Producer), Hajime Tsuburaya (Executive Producer), Hajime Tsuburaya (Lyricist), Takashi Kakoi (Producer), Hitoshi Shibusawa (Producer)
Quality : 
Subtitles :
- Season 1 : Episode 11966-01-02
- Season 1 : Episode 21966-01-09
- Season 1 : Episode 31966-01-16
- Season 1 : Episode 41966-01-23
- Season 1 : Episode 51966-01-30
- Season 1 : Episode 61966-02-06
- Season 1 : Episode 71966-02-13
- Season 1 : Episode 81966-02-20
- Season 1 : Episode 91966-02-27
- Season 1 : Episode 101966-03-06
- Season 1 : Episode 111966-03-13
- Season 1 : Episode 121966-03-20
- Season 1 : Episode 131966-03-27
- Season 1 : Episode 141966-04-03
- Season 1 : Episode 151966-04-10
- Season 1 : Episode 161966-04-17
- Season 1 : Episode 171966-04-24
- Season 1 : Episode 181966-05-01
- Season 1 : Episode 191966-05-08
- Season 1 : Episode 201966-05-15
- Season 1 : Episode 211966-05-22
- Season 1 : Episode 221966-05-29
- Season 1 : Episode 231966-06-05
- Season 1 : Episode 241966-06-12
- Season 1 : Episode 251966-06-19
- Season 1 : Episode 261966-06-26
- Season 1 : Episode 271966-07-03
- Season 1 : Episode 281967-12-14
