Michael Preston

In the post-apocalyptic Australian wasteland, a cynical drifter agrees to help a small, gasoline-rich community get rid of a horde of bandits.

On a desert planet, warlord Jared-Syn is trying to convince a tribe of mutants that he's their messiah and gain unlimited power hidden in a crystal. Ranger Dogen and explorer Dhyana, whose father was murdered by Syn, must stop him.

While Miss Marple is on vacation in a luxurious Caribbean resort, a fellow guest confides he has evidence that another resident of the hotel is an unscrupulous serial murderer but is poisoned before he can reveal his identity to her.