Name	Known for
Rhodri Evan Rhydian Elis Rhydian Elis See fewer	Cowbois Ac Injans (2006)
Rhian Morgan Gwen Lloyd Gwen Lloyd See fewer	Apostle (2018)
Hannah Daniel Beca Matthews Beca Matthews See fewer	Hinterland (2013)
Richard Elis Wyn Rowlands Wyn Rowlands See fewer	EastEnders (1985)
Rhian Blythe Grug Matthews Grug Matthews See fewer	Gwaith/Cartref (2011)
Huw Rhys Dan James Dan James See fewer	Doctor Who (2005)
Lauren Phillips Sara Harries Sara Harries See fewer	Dance of the Dead (2008)
Jâms Thomas Marc Reed Marc Reed See fewer	Pride (I) (2014)
Catrin Fychan Nerys Edwards Nerys Edwards See fewer	Hedd Wyn (1992)
Rhys ap Trefor Simon Watkins Simon Watkins See fewer	Torchwood (2006)
Siw Hughes Gemma Haddon Gemma Haddon See fewer	Pobol y Cwm (1974)
Marlene Griffiths Bet Reynolds Bet Reynolds See fewer	The Tulse Luper Suitcases, Part 1: The Moab Story (2003)
Hywel Emrys PC Davies PC Davies See fewer	Kamikaze (2016)
Hanna Morgan Branwen O'Donnell Branwen O'Donnell See fewer	Gwaith/Cartref (2011)
Nathalie Truelove Danielle Danielle See fewer	Gwaith/Cartref (2011)
Samuel Davies Jac Lewis Jac Lewis See fewer	Gwaith/Cartref (2011)
Manon Grocott Nadine Nadine See fewer	Gwaith/Cartref (2011)
Llinos Daniel Nurse Nurse See fewer	Torchwood (2006)
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)
Simon Fisher Nadine's Dad Nadine's Dad See fewer	Alys (2011)
Amy Jenkins Seren Edwards Seren Edwards See fewer	Crusade in Jeans (2006)
Gavin Sims Paramedic Paramedic See fewer	Worm (II)
Ryan Jones Schoolboy (uncredited) Schoolboy (uncredited) See fewer	Cops (1989)