Anthony Horowitz

Meet the Diamond Brothers, the world's worst private-detective agency, in this Chandler-esque spoof from the creator of the bestselling Alex Rider series. Life as the younger brother of the world's most defective detective can be tough - and these two adventures will test Nick to the full. What connects them? Murder! And if the Diamond Brothers don't play their cards right, they could be next.

It's a dangerous life being the younger brother of the world's worst private detective - but Nick Diamond has survived - so far. But these three mysteries are set to test his survival instincts to the full!

When vertically challenged Johnny Naples entrusts Tim Diamond with a package worth over three million pounds, he's making a big mistake.

When life is over, and the conflicted souls of the dead wend their weary way down to the underworld, what do they see? A three-headed dog with slavering jaws, a dark and foreboding river with a skeletal ferryman or simply darkness? Only the very brave or very foolish will venture down into the realm of the afterlife by choice.

Meet the Diamond Brothers, the world's worst private-detective agency, in this Chandler-esque spoof from the creator of the bestselling Alex Rider series. Tim Diamond is the world's worst private detective, but unfortunately for his younger brother Nick, the cases keep coming in. First a man runover by a steamroller, and then a remote Scottish island where the guests are dying. Can Nick and Tim find the murderers before it's too late?

Gary hates going to the countryside, he would rather be dead. So when his mum drags him off to his Gran's crummy cottage, he thinks he's in hell. But Gary's messing about with more than he knows when he goes off on his own. The countryside starts to fight back!

David finally gets the phone he's been nagging his dad for, but it's not quite what he expected. He starts getting calls from people he doesn't know and soon they're haunting his every thought, every moment, every nightmare.

14-year-old twins Jamie and Scott Tyler are performing a mind-reading act in a dingy theatre. But when a sinister multinational corporation, Nightrise, kidnaps Scott, Jamie is left alone - and wanted for murder.