To the public, he was the fundraiser known for carrying a fridge on his back for hundreds of miles for charity. But, nearly five years after Thomas Judge started collecting money for mental health support, a group of former volunteers and staff say they have seen no evidence any of it has been used for charitable causes. Thomas Judge is known on Teesside as the man who tackles charity walks with a fridge on his back to "represent the weight someone with mental health problems carries every day". When he set off on his most recent expedition from Middlesbrough to Benidorm in August last year, he told the BBC the charity had raised £28,000. At the end of the walk in November a further £10,000 had been added, he said. A Just Giving page for online donations said these would support First Contact UK Mental Health to "continue offering suicide prevention, early intervention and community-based mental health support". The funds were transferred to the charity's bank account.…