Police are hunting the man in the attached image in connection with stalking, malicious communication and witness intimidation offences.

Officers want to speak to 20-year-old John Gray, who is from the Ribbleton area of Preston.

Gray is white, 5ft 10ins, of a slim build, with blue eyes and short light brown/blond hair.

He also has a one-inch scar across the front of his hairline.

PC Dominick Marchant-Brook, of Preston Police, said: “We need to speak to Gray in connection with some very serious offences and I would ask anybody with information on his whereabouts to contact the police as soon as possible.

“If you see Gray, I would ask that you do not approach him but instead call 999 and provide a description of his clothing and the location of where he was seen.

“Similarly, if Gray sees this appeal I would urge him to make contact with us or attend his nearest police station straight away.”

Anyone with information on Gray’s whereabouts is asked to email forcecontrolroom@lancashire.police.uk or call 101, quoting log 1562 of March 30.

For immediate sightings call 999.