Detectives continue to investigate the robbery of a betting agency at Capalaba on October 9 with police releasing an image of a man who may be able to assist them with their investigations.

Detectives have also released a stock image of a black 2015 Mitsubishi ASX which they believe the man may have driven.

Police have released CCTV footage of a man who may be able to assist with their investigations into the armed robbery of a Capalaba business on Sunday evening.

Around 5.10pm on October 9 a man attending a betting agency on Finucane Road approached a female staff member and threatened her before demanding cash.

The woman complied and the man then fled on foot.

The man was last seen wearing a dark polo shirt, shorts and a brown cowboy hat with a leather band around the rim.

Police would like to hear from anyone who may have witnessed the man in the area between 4.30pm and 5.30pm.

Anyone who recognises the man is urged to contact Crime Stoppers on 1800 333 000.