WATCH: The terrifying moment a man threatens police officers with an 8 inch knife

The incident took place in Northamptonshire

The moment a man swung a huge knife at police was captured on film - and it's pretty frightening.

PC Alex Prentice and PC Debbie Wishart were called to a house in Corby in Northamptomshire where they encountered Lee Vickers, 37, who began acting aggressively.