Y Sŵn_
In 1979, when Margaret Thatcher's first government breaks a promise to establish a Welsh language television channel, a wave of civil disobedience follows. One man - Gwynfor Evans - threatens to starve himself to death unless the government comes good on its manifesto pledge. The reimagining of one of the most colourful chapters in contemporary Welsh history.
Starring
Rhodri Evan, Mark Lewis Jones, Eiry Thomas
Updated Feb 16, 2026
WHERE TO WATCH
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Year context
Y Sŵn was released 3 years ago in 2023.
Overview
In 1979, when Margaret Thatcher's first government breaks a promise to establish a Welsh language television channel, a wave of civil disobedience follows. O...
Y Sŵn is a Drama, History film with a runtime of 1h 20m.
CAST (20)
RE
Rhodri Evan
Gwynfor Evans
Mark Lewis Jones
William Whitelaw
Eiry Thomas
Rhiannon Evans
Sian Reese-Williams
Margaret Thatcher
Rhodri Meilir
Nicholas Edwards
LB
Lily Beau
Ceri Samuel
LJ
Lisa Jên Brown
Phyllis Kinney
Sharon Morgan
Marjorie
CC
Claire Cage
Ymgynghorydd i'r Weinidog
Steffan Cennydd
Denis
OD
Osian Davies
Rupert Edwards
Dyfan Dwyfor
Dafydd Wigley
SE
Sion Eifion
Dafydd Elis-Thomas
Richard Elfyn
Goronwy Daniels
Carys Eleri
Nerys
SE
Steven Elliot
Lord Harlech
Annes Elwy
Meinir Ffransis
Dafydd Emyr
Yr Arglwydd Cledwyn
Mensah Bediako
Martin Luther King
RG
Rohit Gokani
Gandhi
DETAILS
FREQUENTLY ASKED QUESTIONS
What is Y Sŵn about?
In 1979, when Margaret Thatcher's first government breaks a promise to establish a Welsh language television channel, a wave of civil disobedience follows. One man - Gwynfor Evans - threatens to starve himself to death unless the government comes good on its manifesto pledge. The reimagining of one of the most colourful chapters in contemporary Welsh history.
How long is Y Sŵn?
Y Sŵn has a runtime of 80 minutes (1h 20m).
Who stars in Y Sŵn?
The cast of Y Sŵn includes Rhodri Evan, Mark Lewis Jones, Eiry Thomas, Sian Reese-Williams, Rhodri Meilir.
What is the rating of Y Sŵn?
Y Sŵn has a rating of 8.0 out of 10 based on 2 votes on TMDB.
GENRES (2)
Drama
History