Helen Griffin (born 1958 or 1959) is a Welsh actress, playwright and screenwriter. Born in Swansea, Wales, she has appeared regularly in Welsh theatre and television and wrote and starred in the 2005 film Little White Lies. She also appeared in the 2006 Doctor Who episodes Rise of the Cybermen and The Age of Steel.
Griffin studied at nursing college with comedian Jo Brand and worked as a psychiatric nurse until 1986, when she became an actress. She currently resides in Swansea.
Griffin has appeared in many plays, television programmes and films both in Wales and throughout the United Kingdom. On television, she has been seen in the cult comedy Satellite City, Wycliffe, Life Force, Holby City, Doctor Who, "Gavin and Stacey", "Coronation Street" and "Getting On". Griffin's film work includes Twin Town, Solomon a Gaenor, Human Traffic, The Machine and Under Milkwood (currently filming).
In 2003, Griffin performed a one-woman show, Caitlin, based on the life of Caitlin Macnamara, wife of Dylan Thomas; the Western Mail praised her "finely-honed and perceptive performance". She reprised the show in 2014 to mark the centenary of Dylan Thomas's birth.
This year Helen starred in and co-wrote the critically acclaimed one woman show 'Who's Afraid of Rachel Roberts" which will play in 2013's "Edinburgh Festival".