Name	Known for
Lowri Palfrey Nikki Nikki See fewer	Hêri (2023)
Petula Rees Sandra Sandra See fewer	Stad (2022)
Rhodri Meilir Keith Keith See fewer	Pride (I) (2014)
Wyn Bowen Harries Charlie Charlie See fewer	Ironclad (2011)
Gwenno Hodgkins Carys Carys See fewer	Re-inventing Eddie (2002)
Elen Gwynne Susan Susan See fewer	Stad (2022)
Bryn Fôn Ed Lovell Ed Lovell See fewer	The Corn Is Green (1979)
Sophie Williams Kylie Kylie See fewer	Stad (2022)
Alaw Hughes Tania-Rose Tania-Rose See fewer	Stad (2022)
Cai Jones Tony Bach Tony Bach See fewer	Stad (2022)
Gwenno Fôn Kim Kim See fewer	Stad (2022)
Begw Rowlands Alaw Alaw See fewer	Stad (2022)
Sion Eifion Dan Dan See fewer	Hidden (2018)
Lisa Victoria Anest Anest See fewer	Ar y Ffin (2024)
Glenys Gruffydd Mrs. Prydderch Mrs. Prydderch See fewer	Stad (2022)
Manon Wilkinson Tracy Tracy See fewer	Hidden (2018)
Carwyn Jones PC Cemlyn PC Cemlyn See fewer	Stad (2022)
Leri Ann Roberts PC Delyth PC Delyth See fewer	Stad (2022)
David Parry Evans PC John PC John See fewer	Stad (2022)
Anthony Gray Hawley Cwpwl yn y Caffi (as Anthony Howley) Cwpwl yn y Caffi (as Anthony Howley) See fewer	The Three Musketeers (2023)
Gemma Lawman Cwpwl yn y Caffi Cwpwl yn y Caffi See fewer	Partners in Crime: The Moors Murderers (2013)
Bethan Hughes Deborah Deborah See fewer	Stad (2022)
Ifor Bach Jones Liam Liam See fewer	Stad (2022)