Live from the News Building in London, this is Peers Morgan, uncensored, with Rosanna Lockwood.

Good evening and welcome to Peers Morgan, Uncensored with me, Rosanna Lockwood, back in the chair tonight for peers.

Now, spies, they walk among us. Always have done, always will. Part of the bargain is understanding

that we have our own British spies walking elsewhere too. And the other part is staying on top of the

threat, the classic game of cat and mouse. It is down to our intelligence services to make sure they spot the spies operating

here and prevent their activities from tipping over into real world danger as much as they can.

We're of course talking about here MI5, MI6, DCHQ and counterterrorism police. And that's why this

evening I tip my hat to all those involved in the

investigation and detention of three suspected spies in the UK, alleged to be working for the

Russian security services. Now, these suspects are allegedly Bulgarian nationals. They've lived

and worked here in the UK for many years. They were actually detained back in February, along with

another two suspects. Investigations like these necessarily take place beyond our view.

Sometimes the whole criminal trial process actually happens in secret behind closed jaws

due to national reasons of security. It's the Official Secrets Act.

In my mind, that's an arrangement worth having.

In a country like ours that has been host of some really, truly horrendous Russian intelligence operations

that go back to the height of the Cold War.

Let's remind ourselves, in the 1950s and 1960s, a number of British nationals worked undercover for the Soviets. The most infamous was

the Portland Five, who were later uncovered by MI5. Their 90 Soviet diplomats were expelled from the UK

in 1971 after they were accused of spying for the Kremlin. In recent times, 2006, former Russian spy

Aleksunenko, a fierce critic of Vladimir Putin,

was murdered after his cup of tea was laced with a radioactive substance. And in 2018,

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