Most Viewed From RTÉ One

Inspired by the spirit of adventure of early explorers like St Brendan the Navigator, Irish underwater cameraman Ken O'Sullivan voyages out into the...

As a group of young multi-national relief workers struggle to deliver medical aid on the front lines of civil war in South Sudan, natural and human...

Irish version of the reality show in which budding entrepreneurs pitch their business ideas to a panel of venture capitalists in the hopes of...

The documentary - featuring a combination of rarely seen archival footage, new segments filmed on location worldwide, and interviews with leading...

Author Colm Tóibín explores the legacy of the artist to mark the 150th anniversary of his birth, chronicling his evolution as a...

A unique, multi-award winning series of thirty-seven documentries on Irish crafts capturing the final years of traditional rural and urban life in...

Through new discoveries in science and archaeology, explorers take a look at the origins of the Vikings and how they influenced history.

Michael Portillo charts the War of Independence in Ireland, following the journey from the Peace Conference in Versailles to the historic ceasefire...

Irish version of the originally British television quiz show "Who Wants to Be a Millionaire?".

The story of the captain of a pub quiz team – a man who knows it all but hasn’t learned a thing. A funny and charming comedy about a...

Great Lighthouses of Ireland tells the story of Ireland’s lighthouses and their continuing importance to the country’s survival. For all...

Exploring the 12th-century Anglo-Norman invasion of Ireland. The invasion also affected Europe, as Irish resources fueled conflict between England...

18 celebrity recruits take part in a grueling special forces selection course designed by former members of Ireland’s elite Special Forces...

The events of the Easter Rising, told in the style contemporary news broadcasts and a series of dramatic reconstructions.

A powerful fictional drama, made in the style of a documentary, which explores some of the possible scenarios in the event of an accident occurring...

Broadcaster and gay activist Bill Hughes documents his friendship with the radio and TV star, revealing the story of his life and his death from an...

Lifelines is an Irish television chat show presented by broadcaster Liam Ó Murchú. Filmed in front of a studio audience, each programme...

Lords and Ladles feature three of Ireland's top chefs - Derry Clarke, Catherine Fulvio and Paul Flynn - who are challenged to recreate elaborate...

In this two-part series, veteran broadcaster Cathal O'Shannon sets out on a journey across three continents to uncover the true story of Ireland's...

The story of reunited Dublin friends – Carmel, Gerry and Marie. Three very different worlds, three very different women - but everything in...