Investigative journalist Glen Campbell details his decades long search for fugitive Lord Lucan – the Eton-educated gambler who disappeared without trace after murdering his children’s nanny, Sandra Rivett, in 1974.

Glen forms an unlikely partnership with Sandra’s son, Neil Berriman, and their investigations all over the world are subject of a gripping new BBC three-part documentary, Lucan.

They speak to Lucan’s aristocratic friends, his brother, the nanny’s boyfriend, and the clues finally lead them to Australia to confront a man of interest. Find out what happens next in a hunt which has enthralled detectives and press alike for half a century.

Investigative journalist Glen Campbell with Sandra Rivett's son, Neil Berriman