From war-ravaged Manila to an ocean liner bound for chaos, Doc races to solve three mysteries at once — the kidnapping of one of his valuable crew, the sinister secret behind a strange dancing girl and the identity of a power-crazed dictator more malevolent that Hitler!
In Maine on business, Doc is mysteriously warned by everyone to leave if he values his health. Soon, Doc finds himself behind bars on trumped up charges. Forced to escape to prove his innocence, Doc travels to a secret cove that harbors a gang of bloodthirsty cutthroats, none of whom wish him good health!
It’s bizarre, horrifying, unstoppable — a fiery unknown menace is consuming planes in the sky. And now the thing is plunging for Doc! But the biggest danger lies dead ahead, from a small man with a huge heart of pure evil.
Doc saves a beautiful woman stranded in the Alaskan wilderness. But he soon finds more than he bargained for as a black box and a tall, dark and dead man lead Doc to Manhattan on a thrilling mission to solve a macabre puzzle.
Doc and crew are en route to the South Sea Islands where an evil mastermind plans to start WWIII by selling an atomic bomb to the highest bidder — but Doc’s search is cut short when the madman hijacks their plane!