Fatty's disguises are better than ever. No one recognises him as a balloon seller, or as the old man in the village. Burglaries are going on and the police are baffled. It's a new mystery for the Five Find-Outers and Dog!
When Miss Pepper takes Roger, Diana, Snubby and Barney to stay at the village inn in Rubadub they discover that all sorts of strange things are going on, and there are mysterious explosions at the secret submarine base nearby. The children are determined to find out what is going on.
L.A. private eye Elvis Cole realizes that his employer knew more than she was telling, Voodoo River becomes a twisting tale of identity, secrets, and murder. And when the going gets tough ... ring Joe Pike!
