Lord Lucan, and Veronica Duncan, who became Lady Lucan.
Back in 1974, Lord Lucan reportedly tried to murder Lady Lucan.
dailymail
A number of people in Lord Lucan's 'set' died 'in mysterious circumstances', including:
Lady Diana
And Dominic Elwes
And Lord McAlpine.
dailymail
A number of people in Lord Lucan's 'set' died 'in mysterious circumstances', including:
Lady Diana
And Dominic Elwes
And Lord McAlpine.
Robert McAlpine with Richard Bingham, aka Lord Lucan, at a bridge tournament.
Lady Diana's mother Frances Ruth Roche was married to Earl Spencer.
Frances Ruth Roche then left Earl Spencer and married Peter Shand Kydd.
Peter Shand Kydd's half brother was Bill Shand Kydd.
Peter Shand Kydd's half brother was Bill Shand Kydd.
Bill Shand Kydd was married to Christina, the sister of Lord Lucan's wife Veronica Duncan.
Bill Shand Kydd eventually brought up the children of Lord Lucan, George Bingham and his two sisters.

Bill Shand Kydd and Christina
Lord Lucan's friends included:
Diana and Jemima / MYSTERIOUS GOLDSMITH
Bill Shand Kydd and Christina
Lord Lucan's friends included:
Billionaire Sir James Goldsmith
Allegedly, Sir James Goldsmith, is the father of Princess Diana.
Diana and Jemima / MYSTERIOUS GOLDSMITH
Casino owner John Aspinall,
Annabel’s nightclub founder Mark Birley,
Gambler Ian Maxwell-Scott, a cousin of the Duke of Norfolk,
Stockbroker Stephen Raphael,
and artist Dominic Elwes.
Dominic Elwes died "after speaking too freely about the missing Lord Lucan."