Name	Known for
Ieuan Evans Llŷr Llŷr See fewer	Still Waters (2022)
Oliver John Rhys Ifanc Rhys Ifanc See fewer	Still Waters (2022)
Carys Eleri Eunice Ifanc Eunice Ifanc See fewer	Under Milk Wood (2015)
James Macnaughton Robert Ifanc Robert Ifanc See fewer	Dept. Q (2025)
Leisa Gwenllian Eve Ifanc Eve Ifanc See fewer	Under Salt Marsh (2026)
Tom Rhys Harries Hari Hari See fewer	White Lines (2020)
Maeve Courtier-Lilley Mabli Mabli See fewer	Gran Turismo (2023)
Nia Roberts Eve Eve See fewer	Cashback (2006)
Mali Tudno Jones Megan Megan See fewer	35 Diwrnod (2014)
Matthew Gravelle Gareth Gareth See fewer	Broadchurch (2013)
Sian Reese-Williams Caryl Caryl See fewer	Hidden (2018)
Robert Glenister Robert Robert See fewer	Persuasion (1995)
Arwyn Davies Dylan Dylan See fewer	Pobol y Cwm (1974)
Mark Lewis Jones Rhys Rhys See fewer	Gangs of London (2020)
Wyn Bowen Harries Bryn Bryn See fewer	Ironclad (2011)
Owen Arwyn Bryn Ifanc Bryn Ifanc See fewer	Keeping Faith (2017)
Gillian Elisa Eunice Eunice See fewer	Sherlock (2010)
Callum Hymers Gareth Ifanc Gareth Ifanc See fewer	The Pact (I) (2021)