Name	Known for
Nerys Hughes Megan Roberts Megan Roberts See fewer	The Liver Birds (1969)
James Morgan Scraggo Scraggo See fewer	The District Nurse (1984)
Padrig Owen Jones Billy (as Padrig Jones) Billy (as Padrig Jones) See fewer	Undertaking Betty (2002)
Harriet Lewis Mrs. Lias Mrs. Lias See fewer	Barlow (1971)
Margaret John Gwen Harries Gwen Harries See fewer	Run Fatboy Run (2007)
John Ogwen David Price David Price See fewer	Doctor Who (1963)
Peter David Johnson Reg Reg See fewer	The District Nurse (1984)
Illtyd Harri Harry Harry See fewer	The District Nurse (1984)
Rio Fanning Dr. O'Casey Dr. O'Casey See fewer	Relic Hunter (1999)
Gwyneth Owen Miss Briggs Miss Briggs See fewer	Festival (I) (1963)
Ernest Evans Wil Hopkin Wil Hopkin See fewer	The District Nurse (1984)
Lorna Davies Mrs. Trehearne Mrs. Trehearne See fewer	Ring Out an Alibi (1964)
Geoffrey Morgan Mr. Lewis Mr. Lewis See fewer	The Proposition (1996)
Padrig Jones Billy Billy See fewer	The District Nurse (1984)