Three people have been arrested following an armed robbery at a filling station in Cork city.

Two masked men, armed with knives, held up staff on the Leitrim Street premises just before 8.30pm last night and stole a quantity of cash.

The men left the scene in a car, which was driven by another man and had a female passenger.

Gardaí later stopped a car and arrested three occupants; a woman and two men, ranging in ages from late 20s to mid 40s.

A third man escaped on foot.

Gardaí recovered knives, balaclavas and cash in the car.

The three people arrested are being detained at Mayfield and Gurranabraher garda stations.