Name	Known for
Lara Catrin Sioned Sioned See fewer	Hidden (2018)
Nia Ceidiog Elinor Elinor See fewer	Rivers and Life (2009)
Dafydd Emyr Huw Plismon Huw Plismon See fewer	The Machine (I) (2013)
Sara Harris-Davies Eryl Eryl See fewer	Rain: An Original Musical (2012)
Ioan Hefin Norman Norman See fewer	Gangs of London (2020)
Geraint Lewis Peter Peter See fewer	A Mind to Kill (1994)
Lois Meleri Jones Llinos (as Lois Meleri-Jones) Llinos (as Lois Meleri-Jones) See fewer	Hidden (2018)
Geraint Morgan Geraint Geraint See fewer	Hinterland (2013)
Sion Pritchard Iestyn Iestyn See fewer	The Indian Doctor (2010)
Mirain Haf Roberts Ellie Ellie See fewer	Dim Ond y Gwir (2015)
Rhodri Sion Gwyn Gwyn See fewer	Hidden (2018)
Mark Stuart Dwayne Dwayne See fewer	Dim Ond y Gwir (2015)
Ryland Teifi Evan Evan See fewer	Dim Ond y Gwir (2015)
Rebecca Trehearn Karen Karen See fewer	300 (2006)
Neil Williams Penri Penri See fewer	Stad (2022)