Cymru, HIV & Aids: On World AIDS Day, we hear from people living with HIV and people leading the fight against the virus.
Sain Ffagan: A brand new series which takes a look at the labour of love involved in conserving the ancient buildings, grand gardens, and countless collections at St Fagans National Museum of History.
Curadur: New series which invites leading figures from the Welsh music scene to choose performances by artists who have influenced them. This time the musician Cerys Hafana.
Richard Holt: Yr Academi Felys: New series. With his cake and chocolate business thriving, Richard Holt - one of the UK's top patisserie chefs – is looking for a talented apprentice to win the Sweet Academy title.
Calan Gaeaf Carys Eleri: Halloween is almost upon us but what does this festival mean to us in Wales? Carys Eleri finds out if there is more to it than just the scares and trick or treating.
Gareth Jones: Nofio Adre: New series. TV presenter Gareth Jones (Gaz Top) celebrates his 60th birthday with an epic swim in some of Wales's most challenging waters.
Eryri: Pobol y Parc: New series. Come and meet the people who live, work and relax in Snowdonia National Park which celebrate its 70th birthday this year.
Craith: DCI Cadi John and DS Owen Vaughan will once again lead the investigation, after the body of a local farmer is found in a remote corner of Snowdonia. Brand new series of the detective drama.
Trysorau Gareth Edwards: Documentary which follows Gareth Edwards and his wife Maureen, as they bid to finally sort out Gareth's vast collection of historic items, with the aim of selecting 10 special pieces for a one-off exhibition at Cardiff Rugby Museum, at the Arms Park.
DRYCH: Trelai, y Terfysg a Jason Mohammad: Thirty years on from the riots that shook the Ely estate in Cardiff, Jason Mohammad returns to the streets he grew up on to find out why the riots happened and how they impacted the lives of residents.
Am Dro! :New series where four enthusiastic walkers show off what their part of Wales has to offer during a nice walk (and picnic!) The best one wins £1,000.
Grav: A special film which tells the story of the legendary Ray Gravell – one of Wales's greatest heroes – in honour of what would have been his 70th birthday.
Cynefin - Cwm Gwendraeth: In the first programme of the new series, Heledd Cynwal, Iestyn Jones and Siôn Tomos Owen visit the Gwendraeth Valley – a small corner of Carmarthenshire full of colourful stories and characters.
Sgorio Rhyngwladol: Y Ffindir v Cymru: The Wales Football Team will be travelling to finland for a friendly match – the beginning of an important month as their campaign to reach the 2022 World Cup in Qatar reaches a critical stage.
Con Passionate: The iconic drama about the adventures of a male choir is back on S4C. An interview with one of the stars Shân Cothi who hopes that re-broadcasting the drama will give a boost to choral singing in Wales after the pandemic.
Garddio a Mwy: Presenter Sioned Edwards talks about how, over the last year, the beautiful garden she shares with husband Iwan and their young family has been more important to them than ever before.
Codi Pac: This time, Geraint Hardy will be visiting the suburbs of Cardiff to see what they have to offer.
Eisteddfod AmGen: A week of special programmes which bring all the excitement of the Eisteddfod direct to S4C viewers.
Taith Lle-CHI: A special programme in which talented artists celebrate the slate quarries of Gwynedd through song and poetry.
CIWB: Caneuon Sain o'r Archif: A look at the journey of a very special band as they record an album with different guest artists joining in to perform the songs.
Celebrating Wales's beaches on S4C: Get ready for a trip to the seaside. Between 12-17 July, S4C will be offering a feast of fascinating programmes celebrating the very best of Wales's beaches.
Pobol y Cwm: It's all kicking off in the Deri – and life will change for ever for several of our favourite characters. Interview with Elin Harries who plays the role of Dani Monk.
Hen Dŷ Newydd: In a new series, three creative designers Gwyn Eiddior, Mandy Watkins and Carwyn Lloyd Jones use their skills to transform old houses by renovating three rooms and creating a brand new look.
Catrin a'r Cor-ona: A special programme which looks at the amazing success of the Côr-ona Facebook page and the woman behind the venture Catrin Toffoc.
Y Fets: Ystwyth Vets on the outskirts of Aberystwyth are opening their doors to cameras once again in a new series.
Pobl y Môr: Leading up to a special week of programmes to celebrate Wales's beaches, this series follows those who have salt in the blood and who live in coastal areas throughout Wales.
Yr Amgueddfa: A brand new drama starring Nia Roberts and Steffan Cennydd which takes us into the dark and dangerous world of art crime
Eisteddfod T: Eisteddfod T will be held during the usual Eisteddfod week, from Monday, 31 May until Friday, 4 June. Join presenters Heledd Cynwal and Trystan Ellis-Morris in a special studio set at the Urdd Residential Centre in Llangrannog, Ceredigion for a week full of fun.
Y Wal Goch: New series. Yws Gwynedd, Mari Lovgreen, and Jack Quick will be looking forward to the Euros football competition this summer.
Terfysg yn y Bae: The presenter Sean Fletcher goes on a journey to discover the history of the race riots in Cardiff Bay in 1919.