Northwood: CCTV footage reveals the moment a house in Sydney was set on fire by arsonist

CCTV footage has revealed the shocking moment Sydney home was engulfed in flames in a brazen act of arson.

Emergency services were called to Cliff Rd in Northwood just before 11pm on Saturday following reports of a house fire.

Firefighters worked through the night to extinguish the blaze, but the house sustained significant fire damage.

There was no one in the lower north shore house at the time of the fire.

Upon closer examination, specialist forensic officers determined the house fire was deliberately lit.

The investigation was taken over by detectives from the financial crimes squad’s arson unit who have released CCTV footage of the moments surrounding the fire.

The footage shows a man who police believe may be able to assist investigations.

He is dressed in dark clothing and walks along Cliff Rd towards the targeted house.

The man can approaches the front door of the house. Moments later, the house is engulfed in a blaze of light.

The CCTV shows the house was quick to go up in flames and the blaze lit up the surrounding area.

As the house fire rages, the man runs away from the house.

Anyone who may have any information about the fire or dashcam footage from vehicles driving along or parked on Cliff Rd on Saturday is urged to contact police.

Originally published as CCTV footage shows the shocking moment a house was set on fire