Name	Known for
Rhodri Evan Rhydian Elis Rhydian Elis See fewer	Cowbois Ac Injans (2006)
Hannah Daniel Beca Matthews Beca Matthews See fewer	Hinterland (2013)
Rhian Blythe Grug Matthews Grug Matthews See fewer	Gwaith/Cartref (2011)
Rhys ap Trefor Simon Watkins Simon Watkins See fewer	Torchwood (2006)
Huw Rhys Dan James Dan James See fewer	Doctor Who (2005)
Lauren Phillips Sara Harries Sara Harries See fewer	Dance of the Dead (2008)
Rhian Morgan Gwen Lloyd Gwen Lloyd See fewer	Apostle (2018)
Jâms Thomas Marc Reed Marc Reed See fewer	Pride (I) (2014)
Catrin Fychan Nerys Edwards Nerys Edwards See fewer	Hedd Wyn (1992)
Siw Hughes Gemma Haddon Gemma Haddon See fewer	Pobol y Cwm (1974)
Richard Elis Wyn Rowlands Wyn Rowlands See fewer	EastEnders (1985)
Hanna Morgan Branwen O'Donnell Branwen O'Donnell See fewer	Gwaith/Cartref (2011)
Nathalie Truelove Danielle Danielle See fewer	Gwaith/Cartref (2011)
Marlene Griffiths Bet Reynolds Bet Reynolds See fewer	The Tulse Luper Suitcases, Part 1: The Moab Story (2003)
Nichole Thomas Sienna Sienna See fewer	Gwaith/Cartref (2011)
Manon Grocott Nadine Nadine See fewer	Gwaith/Cartref (2011)
Brendan Charleson Liam O'Donnell Liam O'Donnell See fewer	Killer Elite (2011)
Richard Vaughan Photographer Photographer See fewer	Gwaith/Cartref (2011)
Olwen Medi Helen Lewis Helen Lewis See fewer	Pride (I) (2014)
Geraint Wyn Todd Steffan Young (as Geraint Todd) Steffan Young (as Geraint Todd) See fewer	Itopia (2022)
Samuel Davies Jac Lewis Jac Lewis See fewer	Gwaith/Cartref (2011)
Amy Jenkins Seren Edwards Seren Edwards See fewer	Crusade in Jeans (2006)
Sasha Evans Alys (Seren's Friend) Alys (Seren's Friend) See fewer	Gwaith/Cartref (2011)
Wayne Cater Arthur Arthur See fewer	Last Night in Soho (2021)
Ryan Jones Schoolboy (uncredited) Schoolboy (uncredited) See fewer	Cops (1989)