Name	Known for
Rhian Blythe Lleucu Lleucu See fewer	Gwaith/Cartref (2011)
Ifan Huw Dafydd D.I Andy Rowe D.I Andy Rowe See fewer	Alys (2011)
Amy Downham Isobel Isobel See fewer	Masters of Love (2019)
Matthew Gravelle Steffan Watkins Steffan Watkins See fewer	Broadchurch (2013)
Mali Harries Sian Lewis Sian Lewis See fewer	Leap Year (2010)
Richard Harrington Defi Lewis Defi Lewis See fewer	Hinterland (2013)
Betsan Llwyd Valerie Valerie See fewer	Keeping Faith (2017)
Rhodri Meilir Iolo Iolo See fewer	Pride (I) (2014)
Sion Pritchard Rhys Rhys See fewer	The Indian Doctor (2010)
Elen Rhys Awen Price Awen Price See fewer	The Bastard Executioner (2015)
Ryland Teifi Douglas Green Douglas Green See fewer	Dim Ond y Gwir (2015)
Eiry Thomas Enid Lewis Enid Lewis See fewer	The Bench (2001)
Dewi Rhys Williams Anthony (as Dewi Williams) Anthony (as Dewi Williams) See fewer	Ironclad (2011)
Ffion Williams Irfona Irfona See fewer	Bregus (2021)