People who were close to Dando, including her family, friends and colleagues, as well as professionals intimately involved in the case. Dando's brother Nigel, a journalist who reportedly heard his younger sister had been murdered from a TV news bulletin, and her cousin Judith, both feature in the documentary, with Nigel saying he doesn't believe he will ever know who killed Jill. "It is disappointing but…I don’t blame the police at all, when you see the maze of material they had to deal with and the decisions they had to take," he tells interviewers.