The series premiered in
1964. Stopped in 1970 after 16 issues.
The series' main location is the nuclear submarine
S.S.R.N. Seaview constructed an commanded by Admiral Harriman
Nelson. He and his crew are officially diving as marine researchers
in many exotic locations, but the real missions are to defend
Earth from extraterrestrial threats.
series is based on a TV series that ran from
1964 to 1968 (110 episodes).