Joshua "Josh" Griffiths is a senior paramedic who worked for the Holby Ambulance Service from 1989 to 2007. He joined the Holby Ambulance Service in September 1989 as the new senior paramedic, and took up the role of Operational Duty Manager in 2003. He left the department in November 2007 after 18 years of working there, and was one of the longest serving staff members.