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)
Joanna Field Betsan Isaacs Betsan Isaacs See fewer	Flesh and Blood (1980)
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)
Gerald James Zebediah Zebediah See fewer	The Man with the Golden Gun (1974)
Howell Evans Phil Howells Phil Howells See fewer	Shine a Light (1970)
Patricia Kane Mrs. Howells Mrs. Howells See fewer	The Vicar of Dibley (1994)
Iola Gregory Matron Matron See fewer	Cravings (2006)
Arwel Huw Morgan Railway Porter Railway Porter See fewer	The District Nurse (1984)
Jayne Griffiths Veronica Veronica See fewer	The District Nurse (1984)
Rueben Morgan Danny Danny See fewer	The District Nurse (1984)
Debbie Owens Sarah Sarah See fewer	The District Nurse (1984)