A U. F. O. has been spotted flying around the United States, terrifying people and violating every airspace regulation in the book. It falls into the sea, which, after an ...

A scientist on a research facility in Antarctica discovers a new form of sea plankton that turns monstrously large and aggressive if exposed to heat. After the scientist ...

The Seaview arrives at an ocean rendezvous to pick up a Latin-American president, but the ship it meets is empty. ...

The Seaview continues the secret underwater explorations that another sub was on when it mysteriously disappeared. ...

A research vessel vanishes during a routine mission near an island off Greece. Another ship is sent to investigate, and also disappears without a trace. Now the Seaview p ...

In exactly eleven days there will be a terrible polar earthquake. The resulting tidal wave could destroy civilization. The Seaview is dispatched for damage control. Certa ...