The Diamond King | Telegraph Investigates

Introducing: The Diamond King

All That Glitters | The Diamond King, Ep 1

The Missing Billions | The Diamond King, Ep 2

Introducing: Murder in the Masai Mara

SOS | Murder in the Masai Mara, Ep 1

Go Home | Murder in the Masai Mara, Ep 2

The Search Party | Murder in the Masai Mara, Ep 3

The President's Son | Murder in the Masai Mara, Ep 4

Cover-up | Murder in the Masai Mara, Ep 5

Trouble | Bed of Lies, Series 3, Ep 1

Collusion | Bed of Lies, Series 3, Ep 2

Agent 6137 | Bed of Lies, Series 3, Ep 3

Touts | Bed of Lies, Series 3, Ep 4

Handlers | Bed of Lies, Series 3, Ep 5

License to Kill | Bed of Lies, Series 3, Ep 6

Cover-up | Bed of Lies, Series 3, Ep 7

Devastation | Bed of Lies, Series 3, Ep 8

Legacy | Bed of Lies, Series 3, Ep 9

All Roads Lead to Moscow | The Tech Boss Who Was Russia's Secret Spy, Ep 1

From Russia With Love | The Tech Boss Who Was Russia's Secret Spy, Ep 2

The Defector | The Tech Boss Who Was Russia's Secret Spy, Ep 3

A Light at the End of the Tunnel | The AstraZeneca vaccine, Ep 1

Patient Zero | The AstraZeneca vaccine, Ep 2

The Fallout | The AstraZeneca vaccine, Ep 3

The Leak | The Lockdown Files, Ep 1

The Road to Lockdown | The Lockdown Files, Ep 2

The Case on Care Homes | The Lockdown Files, Ep 3

Project Fear | The Lockdown Files, Ep 4

The Fallout | The Lockdown Files, Ep 5

The Forgotten Victims | The Lockdown Files, Ep 6

The Tip-off | Call Bethel, Ep 1

Missing Pieces | Call Bethel, Ep 2

Paper Trails | Call Bethel, Ep 3

The Library | Call Bethel, Ep 4

The Unknown Boy | Call Bethel, Ep 5

Infection | Bed of Lies, Series 2, Ep 1

Experimentation | Bed of Lies, Series 2, Ep 2

Confrontation | Bed of Lies, Series 2, Ep 3

Fabrication | Bed of Lies, Series 2, Ep 4

Violation | Bed of Lies, Series 2, Ep 5

Retribution, Part 1 | Bed of Lies, Series 2, Ep 6

Retribution, Part 2 | Bed of Lies, Series 2, Ep 7

Infatuation | Bed of Lies, Series 1, Ep 1

Secrecy | Bed of Lies, Series 1, Ep 2

Breakdown | Bed of Lies, Series 1, Ep 3

Uncovered | Bed of Lies, Series 1, Ep 4

Tradecraft | Bed of Lies, Series 1, Ep 5

Fightback | Bed of Lies, Series 1, Ep 6

Inquiry, Part 1 | Bed of Lies, Series 1, Ep 7

Inquiry, Part 2 | Bed of Lies, Series 1, Ep 8