On a winter's night in 1974, a crime took place that would obsess the nation.

It was an extraordinary news story.

The story of an aristocrat, Lord Lucan, who's said to have killed the family Nanny,

mistaking her for his wife, then somehow just disappeared.

One of the great mysteries in English criminal history. We're still looking for

Lucan. It's honestly one of the most powerful stories of my lifetime. I'm Alex Fontunzelman. This is

the Lucan Obsession. Listen on BBC Sounds. BBC Sounds, music, radio, podcasts. Hello, in this Moneybox live podcast, we're talking about gambling.

For many people, the occasional flutter is just a bit of fun.

For others, it can become an addiction, which can be emotionally devastating and financially ruinous.

Figures given exclusively to Moneybox Live show that almost two-thirds of people who picked up the phone

to the National Gambling Helpline had gambling-related debt. It can feel like an endless cycle,

quite literally. It's like being in a cylindrical washing machine. It just goes round and

round. You're robbing Peter's a pay pool, very lonely place. Well, we will hear more about the harm it can cause.

Today's experts are standing by.

But before we meet them, I've been out to a windy witness in Cheshire

to speak to people about their gambling habits.

I sometimes gamble on the horses, a Grand National,

and an odd pound or two on a one-arm bandit, that's all.

How often do you think you do it?

Once or twice a year, that's all.

It's mainly around Grand National.

So how much do you think you spend when it is the Grand National?

...