Christmas Murder Mystery at St Asaph Cathedral Thursday 12th December | 7:00pm start DEPOSIT OPTION AVAILABLE. This December, gather your friends, family, or workmates for a festive night like no other inside the breathtaking St Asaph Cathedral. Whether its your office Christmas do or just an excuse to get everyone together, this is the perfect seasonal celebration. Prepare for Black Box Events biggest murder mystery yet a comical, immersive Christmas whodunit that will have you laughing, guessing, and plotting your own theories all night long. Whats included: Canaps on arrival Two-course festive feast by Outside Catering Warming mince pies to finish Full bar service from Dazzling Mobile Bar DJ Reech keeping the dancefloor alive until late