whodunit

Its Waitrose supermarkets has a whodunit two-parter which leaves audiences on a cliffhanger, starring Succession's Matthew Macfadyen as a detective on the hunt to uncover who has stolen the family's red velvet cake.

In recent years, the 56-year-old has appeared in the Knives Out whodunit series as Benoit Blanc, an eccentric detective from the American South.

During the High Court trial in 2022, the world's media watched on, gripped by details of a whodunit worthy of author Agatha Christie.

“This is not a whodunit case. This is, ‘Gee, did I have enough of an excuse for what I did?’

Balancing the two things that matter in a crime novel — creating a vivid world and set of characters and keeping the reader guessing about whodunit — is always a challenge.