Last updated Thursday January 13 at 17:16 BST
And the top detective insists that 50-year-old footage of Nessie is the real thing
In 2003, Gerald McSorley of Stirling found four fossilised vertebrae on the edge of Loch Ness.
The UK's leading white witch returns to Loch Ness to reverse a spell he had cast on Nessie.
Brothers Michael and Trevor Davies claim to have made the first Loch Ness Monster sighting of 1990.
Wednesday, May 16th, 8:00pm
Cornwall with Caroline Quentin
Wednesday, May 16th, 7:30pm
Wednesday, May 16th, 7:00pm