Name	Known for
Janet Aethwy Delyth Rowlands Delyth Rowlands See fewer	Patagonia (2010)
Catherine Ayers Jo-Jo Wheeler Jo-Jo Wheeler See fewer	Keeping Faith (2017)
Rhodri Evan Gareth 'Balders' Baldwin Gareth 'Balders' Baldwin See fewer	Cowbois Ac Injans (2006)
Simon Fisher Bili Wheeler Bili Wheeler See fewer	Alys (2011)
Geraint Wyn Todd David 'Manny' Manning (as Geraint Todd) David 'Manny' Manning (as Geraint Todd) See fewer	Itopia (2022)
Mared Swain Cez Cez See fewer	Bregus (2021)
Sara Harris-Davies Val Val See fewer	Rain: An Original Musical (2012)
Ioan Hefin Steff Steff See fewer	Gangs of London (2020)
Elis James Gitanes Gitanes See fewer	Denmark (2019)
Iwan John George George See fewer	Troi a Throi (1992)
Ceri Lloyd Michelle Michelle See fewer	Pen Talar (2010)
Nia Roberts Hannah Hannah See fewer	Cashback (2006)
Cai Green Mabon Mabon See fewer	Cowbois Ac Injans (2006)