The incident happened about 4.45pm when three people, one armed with a knife, entered an automotive story and demanded cash from an employee.

Police said the trio took a sum of cash before running to nearby Boston St where they fled in a waiting car.

Officers attached to Barwon Local Area Command attended a short time later and a crime scene was established.

Police searched the area and the business was examined by forensic crews.

Police have now released CCTV images of three people they would like to speak to in relation to the matter.

The first person depicted in the images is described as a male with a tanned or olive complexion and about 160cm tall.

 At the time of the incident, he is shown wearing a black hooded jumper, black tracksuit pants, white socks over his hands, and blue material over his face.

 The second person depicted in the images is described as a female with a tanned or olive complexion, thin build and also about 160cm tall.

 She is shown wearing a bright blue hooded jumper and dark tracksuit pants.

 The third person depicted in the images is described as a female who’s about 160cm tall.

 She is shown wearing a grey hooded jumper and dark tracksuit pants.

 Barwon crime manager Detective Inspector Gavin Rattenbury, said, “While these recent robberies are disturbing, local investigators are doing all they can to bring these offenders before the courts”.