London, today: When fourteen-year-old Arthur Drake shelters from the rain in a dusty shop, the last thing he expects to find is the antique casebook of The Invisible Detective. It may have been written in the 1930s, but it's in his handwriting...London, 1936: Whatever your problem, the Invisible Detective can find the answer. He is a mystery, an enigma. In fact, the truth about the Invisible Detective is known by only four children with their own special talents. Together the children use their special skills to solve crimes and mysteries. But who'd listen to a bunch of kids? Now the gang is about to take on their most sinister case so far. When an incredible touring exhibition takes over their den, the Invisible Detective must deal with disappearing people, faceless bodies, and some deadly puppets...
Justin Richards has written more books than he can remember. He has also written audio scripts, television, a stage play, edited anthologies of short stories, been a technical writer, and founded and edited a media journal.
Justin is the author of - amongst other things - The Death Collector, The Chaos Code, The Parliament of Blood and the series The Invisible Detective, Time Runners, and Agent Alfie. He is also Creative Director of the BBC's best-selling range of Doctor Who books, and has written a fair few of them himself.
His latest novel - The Skeleton Clock - is available for the Kindle.
Justin lives in Warwick with his wife and two children, and a lovely view of the castle.