Police are continuing to search for 29-year-old Rory Johnson who was last seen in York in the early hours of Friday morning.
Officers have been dredging the River Ouse, amid fears he may have fallen into the water, though they maintain that this is one of several lines of enquiry they are pursuing.
Rory, from Skipton, left the bar of the hotel he was staying at in York late on Thursday evening to head to a pub to meet friends. The alarm was raised when he failed to turn up for work on Friday evening.
Rory's mother, who was too upset to speak on camera, gave this short statement: "If he is out there, if there's trouble or a problem, just please get in touch with the family."
Jonny Blair filed this report from York.
Lloyd Neal, 63, from Morpeth, has been missing since 10am on Tuesday, September 29th.
He is described as a white, 6' tall, of medium build with short grey hair and a goatee beard. He was last seen wearing a red jacket, dark grey trousers and walking boots.
Lloyd's family and police are concerned for his welfare and are appealing for him to make contact with them.
Anybody who sees Lloyd or knows of his whereabouts should call police immediately.
Police have found CCTV footage which shows missing 18-year-old Robbie Oversby on the Redheugh Bridge at around 4:30pm on Thursday September 17th.
Officers also received reports from two members of the public who said they had seen a person fall from the bridge at around the same time.
Police have conducted searches of the River Tyne, but no body has yet been recovered.
Northumbria Police are appealing for anyone who was in the Redheugh Bridge area between 4pm and 4:30pm on Thursday to contact them. From CCTV images they have identified two people who may be able to help them.
The first is a man in his late teens or early 20s with dark hair and who was wearing a blue hooded top and dark jeans and carrying a satchel style bag. He was walked across the Redheugh bridge from Newcastle to Gateshead at 4:20pm and passed Robbie.
The second is a man who was wearing green trousers with reflective hoops on the legs, a dark coloured long sleeved top and a cap. He was walking from Gateshead to Newcastle at 4:20pm and was walking just in front of Robbie.
Robbie, from Saint Cuthbert's Court in Gateshead, has hasn't been seen since 2pm on Thursday.
Robbie Jae Oversby, 18, from Saint Cuthbert's Court in Gateshead has been missing since 2pm on Thursday September 17th.
He was last seen in the Trinity Square area of the city wearing dark denim shorts, navy blue Reebok classic trainers and a sandy coloured zip-up hooded top. He was carrying a guitar case.
Robbie is 5'11'' tall, of skinny build and has dark brown hair which is short on the sides and long on top.
His disappearance is out of character and his family are concerned for his welfare.
Anyone with information on Robbie's whereabouts is asked to to contact Northumbria Police on 101 ext 69191.
Police are appealing for help to locate a missing man from Newcastle.
Joseph Carr, 31, from Westerhope, was last seen at 11.00am on Saturday, September 19.
He is described as being around 5ft 6ins tall, of slim build and with short brown hair.
Police say Joseph's car had been involved in a collision in the Swalwell area of Gateshead on Sunday morning, but the driver had left the scene before officers arrived at the scene.
Anyone with information as to Joseph's whereabouts is asked to contact Northumbria Police by calling 101, extension 69191.
Northumbria Police have issued an appeal in the search for a missing woman from Gateshead.
Emma Louise Dixon, 32, from Milway, was last seen leaving her home on Monday August 31.
She is described as white, around 4ft11in tall, of slim build, with distinctive red hair. She was last seen wearing a cream coloured jumper and light denim jeans.
Anyone with information is asked to contact police in Gateshead on 101 ext 69191 as soon as possible.
A 15-year-old boy who was missing from York has been found safe and well, North Yorkshire Police said.
North Yorkshire Police have extended the search for missing York teenager Darren Patrick Boyd to the Manchester area.
The 15-year-old was last seen at his home in the Boroughbridge Road area of York at 8pm on Wednesday, 28 January.
Although it is believed Darren has not come to harm and left home by his own choice, his family and police remain concerned for his wellbeing.
Extensive police enquires are ongoing in both North Yorkshire and with assistance from Greater Manchester Police to confirm he is safe and well.
Police in York are appealing for help to find a 15-year-old boy who has been reported missing and is in 'an emotional frame of mind'.Read the full story ›
Missing Middlesbrough teenagers Stuart Roward and Emma Burt have been found safe and well.