Police have released CCTV footage of the man they say robbed a bank in Mosgiel last Friday.

The armed man presented what is believed to be a firearm and demanded money from the teller at the Gordon Rd BNZ just after 11.30am, police sayd.

"He has left the scene in a dark coloured, two-door vehicle with a quantity of cash."

Staff were shaken but unharmed. People who were in the bank at the time are being supported.

The man is described as being about 190cm tall and of solid build.

If you know who the man in this picture is or have any information please contact Detective Sergeant Stan Leishman on (03) 471 4800 or Crimestoppers anonymously on 0800 555 111.