Crime and true crime has always been big business in films and books. But when Serial exploded onto the scene almost eight years ago it launched a whole new genre; the true crime podcast. Now with the major broadcasters and streaming services involved, it seems like we just can’t get enough of solved and unsolved crimes.

And it’s not just criminal cases - this week we’ve seen the insatiable interest surrounding the Wagatha Christie verdict, the TV rights are already sold.

TV cameras are also now allowed into criminal courts for sentencing right across the UK.

So today we take a look at how the public appetite for true crime has led to one of the biggest production booms in years, and ask where it might lead.

Mark Williams-Thomas is an investigative reporter, former detective and new global head of investigations for the regional publisher Newsquest.

Presenter: Datshiane Navanayagam