Police are appealing for information following the robbery of a pizza delivery driver in Sydney’s west last night.

About 10:40pm (Thursday 12 January 2012), a pizza delivery driver attended a house on Cork Place, Bidwill.

The 31-year-old man was sitting in his vehicle when he was approached by a man armed with a knife.

The man threatened the driver and took an amount of cash and a number of pizzas before running away through a nearby park.

The delivery driver returned to work where he reported the matter and police were notified.

Officers attached to Mt Druitt Local Area Command are conducting investigations into the robbery and would like to speak with a man they believe can assist with inquiries.

He is described as being of Caucasian appearance, thin build and 178cm tall. At the time, he was wearing a white jumper.

Anyone who witnessed the robbery, any suspicious behaviour in the area around 10:40pm or who has information about the identity and whereabouts of the man is urged to contact Mt Druitt Police or Crime Stoppers on 1800 333 000.