Karl Johnson is a Welsh actor, appearing on stage, film and television. His most notable role to date is the title role in Derek Jarman's 1993 film Wittgenstein and those of Cato the Younger in the television drama series Rome and of Twister Turrill in the BBC costume drama Lark Rise to Candleford.
2024Truelove (3 Episodes) as Tom
2023The Following Events are Based on a Pack of Lies (5 Episodes) as Bill
2023Wolf (3 Episodes) as Colonel Frink
2023National Theater Live: The Crucible as Unknown
2022Halo (3 Episodes) as Hierarch Truth (voice)
2022Suspicion (2 Episodes) as Eric Cresswell
2021National Theatre Live: Under Milk Wood as Richard Jenkins
2021Dream Horse as Kerby
2021Too Close (3 Episodes) as James de Cadenet
2020Endgame & Rough for Theatre II as Nagg
2019The Last Vermeer as Bernard Bakker
2018Peterloo as Lord Sidmouth, the Home Secretary
2018King Lear as Fool
2017Kaleidoscope as John
2017The Death of Stalin as Dr. Lukomsky
2017Born to Kill (4 Episodes) as Mr. Williams
2016Winter Thaw as Stepanovich
2016Aberfan: The Green Hollow as Unknown
2016The Carer as Joseph
2016Mum (18 Episodes) as Reg
2016Mother as Old Man in Café
2015National Theatre Live: Hamlet as Ghost / Gravedigger
2014Mr. Turner as Mr. Booth
2014The Gospel According to St Derek as Self
2014Lovesick (1 Episode) as Richard
2014Under Milk Wood as Drowned / Voice
2013Mr Invisible as The Handler
2013Atlantis (1 Episode) as Itheus
2013The Sea as Blunden
2013It's Kevin (1 Episode) as Various
2012Good Vibrations as George Hooley
2012Call the Midwife (1 Episode) as Mr. Masterson
2011The Deep Blue Sea as Mr. Miller
2011The Pier as Larry McCarthy
2011National Theatre Live: Frankenstein as De Lacey
2010Third Star as Ticket Seller
2009Is Anybody There? as Arthur (uncredited)
2009I Know You Know as Ernie
2008Merlin (1 Episode) as Taliesin
2008The Edge of Love as Dai Fred
2008Lark Rise to Candleford (40 Episodes) as Twister Turrill
2007Dog Altogether as Jack
2007Hot Fuzz as PC Bob Walker
2007Four Last Songs as Erico
2006Ancient Rome: The Rise and Fall of an Empire (1 Episode) as Marcellus
2006Copying Beethoven as Stefan Holtz
2006The Illusionist as Doctor / Old Man
2006Elizabeth David: A Life in Recipes as Norman Douglas
2005Heidi as Old Man
2005Frozen as Coastguard Bill
2004When I'm Sixty-Four as Billy
2004England Expects as Unknown
2004New Tricks (1 Episode) as Unknown
200377 Beds as Spiritual Father
2002Tomorrow La Scala! as Sydney
2002What's Your Problem? (1 Episode) as Unknown
2002Pure as Granddad
2002Born and Bred (1 Episode) as Alec Rossendale
1999David Copperfield (2 Episodes) as Tungay
1998Vanity Fair (1 Episode) as Unknown
1998Love Is the Devil: Study for a Portrait of Francis Bacon as John Deakin
1997Midsomer Murders (1 Episode) as Derek Lockwood
1996Saint-Ex as Didier Daurat
1996Dalziel & Pascoe (1 Episode) as Stevie Earle
1994The Lifeboat (9 Episodes) as Unknown
1993Wittgenstein as Ludwig Wittgenstein
1991Close My Eyes as Colin
1991Let Him Have It as Parris
1989Rules of Engagement (6 Episodes) as Dave Gillespie
1989A Tale of Two Cities (2 Episodes) as Barsad
1989The Shawl as Charles
1989Agatha Christie's Poirot (1 Episode) as Saunders
1988The Black and Blue Lamp as Unknown
1988The Play on One (1 Episode) as Charles
1987A Prayer for the Dying as Fitzgerald
1987Prick Up Your Ears as Douglas Orton
1985The Mysteries (3 Episodes) as Jesus / Abel
1984The Bill (2 Episodes) as Unknown
1984Night Court (1 Episode) as Dave Costanza
1982The Magic Shop as Unknown
1981Bergerac (1 Episode) as Henry Morant
1981Sons and Lovers as Paul Morel
1981Sons and Lovers (7 Episodes) as Paul Morel
1979Shoestring (1 Episode) as Unknown
1979The Tempest as Ariel, an airy spirit
1978Cold Harbour as Geoff
1978Jubilee as Sphinx
1972Rainbow (34 Episodes) as Himself (singer)
1965BBC Play of the Month (1 Episode) as Wilf Seaford
1955The Sooty Show (1 Episode) as Himself