At the end of WWII, Nazi officials spirited the living head of Adolf Hitler out of Germany to a hiding place in the South American country of Mandoras, in order to revive the Third Reich at a later date. By the 1960s, the time has come, so a top scientist is kidnapped in order to help keep Hitler alive. This film is a re-edit of The Madmen of Mandoras released in theaters in 1963.

A young widow Amy Martin with three young boys is investigated by the Navy after one of her children inadvertently sends out a distress signal in Morse code by the blinds on his upstairs bedroom window. Commander Weedon and crew observe the signal from their ship and investigates. He falls for the young mother and proposes marriage. However, she is reluctant to have her family live out of a suitcase and initially declines. Gramps tries to bring her on board to sail the sea of love with the commander.