CCTV images have been released after a man threatened a shop worker with a knife during a robbery.

A man went into a shop in Mountbatten Road, Bocking, at about 9.30am on October 30 and asked a member of staff for tobacco.

He then threatened the staff member with a knife and demanded money, leaving with tens of pounds. 

Anyone who recognises the man pictured or has any information is asked to contact Dc Greg Najdan at Braintree Police Station on 101 or Crimestoppers anonymously on 0800 555 111.