A TERRIFIED shop worker was threatened by a thug with a knife who then made off with a three figure sum of money.

The robber launched his raid on the Knockinlaw Stores on Knockinlaw Road, Kilmarnock at around 5.45pm yesterday.

Police say he threatened the female member of staff with a knife and demanded money.

He then made off from the shop with a three figure sum of cash.

The 51-year-old woman was uninjured.

The man responsible is described as of medium build.

He was wearing a dark coloured hat and have a scarf wrapped round his face.

He was also wearing a blue hooded jacket and dark-coloured jogging trousers.

Detective Inspector William McDicken, of Ayrshire Division, said: “Luckily the woman working in the shop at the time was uninjured, however she is extremely shaken by this robbery.

“Enquiries are ongoing in the local area to gather more information on the man responsible and officers have also been gathering CCTV footage to identify him.

“At this time, I would urge anyone who witnessed the robbery or who saw a man matching his description in the area around the time of the robbery to contact police. Anyone with information that may assist police enquiries should contact Kilmarnock Police Office through 101. Alternatively CRIMESTOPPERS can be contacted on 0800 555 111, where anonymity can be maintained.”