An eclectic group of characters set sail on Captain Lansen’s leaky cargo ship in an attempt to escape their various troubles. When a violent storm strikes, the ship is swept into the Sargasso Sea and the passengers find themselves trapped on an island populated by man-eating seaweed, giant crabs and Spanish conquistadors who believe it’s still the 16th century.

Blacklisted by the major airlines for endlessly chasing female staff, pilot Rick Richards returns to Hawaii to set up a helicopter charter company with his friend Danny. Having a girl on every island is a good way to get business but it becomes clear that romance and flying don't always mix.

Due to be crowned King of the Netherworld by his mentor Merlin the Magician, Count Downe — son of Dracula — falls in love with beautiful mortal Amber and finds himself in conflict with Baron Frankenstein, who is vying for the same honourary title.