David Huntington’s father, Robert Wilson, was sent to Gosport War Memorial Hospital in 1998 to redeem from a damaged shoulder and other health problems.
He died dual days after being given diamorphine – pristine heroin – in vast doses.
An exploration found that he was one of between 450 and 650 patients whose lives were condensed after they were given large doses of painkillers during a sanatorium in a 1990s.
Dr Jane Barton, a alloy during a centre of a scandal, was trained by a General Medical Council in 2010 for critical veteran misconduct, though she was not struck off and late shortly after.
Watch Panorama’s “Killed in Hospital”, during 8:30pm on BBC One and thereafter on a BBC iPlayer.