Name	Known for
Nerys Hughes Megan Roberts Megan Roberts See fewer	The Liver Birds (1969)
Freddie Jones Dr. Emlyn Isaacs Dr. Emlyn Isaacs See fewer	Dune (1984)
Nicholas Jones Dr. James Isaacs Dr. James Isaacs See fewer	In the Heart of the Sea (2015)
Janet Aethwy Ruth Jones Ruth Jones See fewer	Patagonia (2010)
Christine Pollon Dilys Humphries Dilys Humphries See fewer	The Avengers (1961)
Jack Walters 'Captain' Mansel 'Captain' Mansel See fewer	The Englishman Who Went Up a Hill But Came Down a Mountain (1995)
Owen Garmon R.T. Williams R.T. Williams See fewer	The Proposition (1996)
Carol Holmes Marie Anderson Marie Anderson See fewer	Milk & Money (1996)
Iris Jones Irene Wynne-Lewis Irene Wynne-Lewis See fewer	Cameleon (1997)
Jennifer Howells Gwendraeth Ebenezer Gwendraeth Ebenezer See fewer	The District Nurse (1984)
J.O. Jones Garfield Ebenezer Garfield Ebenezer See fewer	Hedd Wyn (1992)
Eddie Ladd Awen Ebenezer Awen Ebenezer See fewer	The District Nurse (1984)
Jan Edwards Rosita May Bowen Rosita May Bowen See fewer	The Wednesday Play (1964)
Karen Lucas Vera Lewis Vera Lewis See fewer	The Zoo Robbery (1973)
Melanie Walters Milwen Parry Milwen Parry See fewer	Submarine (2010)
J.O. Roberts John Howells John Howells See fewer	Branwen (1995)
Glan Davies Jabez Jones Jabez Jones See fewer	Coming Up Roses (1986)