Police are appealing for information after a robbery at a building society in Somercotes.
A man, armed with a small knife, entered the Derbyshire Building Society, in Leabrooks Road, at around 12.40pm on Friday and demanded cash from cashiers.
He took money and put it in a plastic Tesco carrier bag before running off down Sleetmoor Lane. Police, including dog units and the force helicopter, searched the area following the incident but no arrests have yet been made.
The man is white, in his 30s and around 6ft tall. He is of medium to stocky build. He wore a light-weight black jacket and dark trousers. He wore sunglasses and a distinctive grey chullo-style hat, with flaps over the ears.
No-one was injured during the robbery.
Anyone with information should call police on 0345 123 3333 or Crimestoppers on 0800 555 111.