Boyd Daniel Clack (born 7 March 1951) is a Canadian-born Welsh writer, actor, musician and politician. He was born in Vancouver, British Columbia, Canada to Welsh parents. At a young age, he emigrated with his family to Wales, where he grew up in Tonyrefail, where his family were originally from.
His acting credits include Twin Town, High Hopes, and Satellite City, the latter two of which he also co-wrote. He has also released the first part of his autobiography. Kisses Sweeter than Wine, and two music albums, Welsh Bitter and Labourer of Love .

Timestalker
2024 · as Lester / Farmer

Taliesin Jones
2002 · as Toni

Eternal Beauty
2020 · as Doctor

Twin Town
1997 · as Vicar

La Cha Cha
2021 · as Lance Boyle

Marion and Geoff: A Small Summer Party
2001 · as Ken

Benny & Jolene
2014 · as Randy

Aberfan: The Green Hollow
2016

The Nine Lives of Tomas Katz
2000 · as Abel Mularchy

Risen
2010 · as Howard Winstone Sr

Max Boyce: Live at Treorchy... Again
2011

Monster
2011 · as Nosey Neville

The Witch in the Woods

Tectonic Plates
1992 · as Rhys

Selwyn's Lucky Day
2000 · as Selwyn