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)
Rhys ap William Arwyn Arwyn See fewer	The Indian Doctor (2010)
John Rowley Carwyn Carwyn See fewer	Cowbois Ac Injans (2006)
Huw Ceredig Bry Bry See fewer	Twin Town (1997)
Eifion Price Jeff Jeff See fewer	Cowbois Ac Injans (2006)
Sara Lloyd Sali Sali See fewer	Torchwood: Outbreak (2016)
Neil Williams Jimmy Jimmy See fewer	Cowbois Ac Injans (2006)
Iwan Charles Geraint Geraint See fewer	The Theory of Tomorrow (2023)
Helen Griffin Roz Roz See fewer	The Machine (I) (2013)
Margaret John Anti Mave Anti Mave See fewer	Run Fatboy Run (2007)
Dewi Rhys Vince Vince See fewer	Cowbois Ac Injans (2006)
Mansel Thomas Haglwr Haglwr See fewer	Cowbois Ac Injans (2006)
Lloyd Jones Ficar Ficar See fewer	Cowbois Ac Injans (2006)