Police are investigating an armed robbery at a liquor store in Chippendale overnight.

About 10.30pm (Friday 6 April 2018), a man entered the store on Abercrombie Street.

He approached the counter and threatened a male employee with a knife.

The man stole cash before threatening two other patrons in the store. He was last seen running towards Meagher Street.

No one was physically injured.

Officers from Redfern Police Area Command established a crime scene and commenced an investigation.

Police wish to speak with a man who may be able to assist with their inquiries.

He has been described as being of Caucasian appearance, 175cm tall, of a medium build, with a red or brown beard, and was last seen wearing a black hooded jumper and black t-shirt.

Anyone with information is urged to come forward.