
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.

The Illusionist
2006 · as Doctor / Old Man

Hot Fuzz
2007 · as PC Bob Walker

King Lear
2018 · as Fool

The Death of Stalin
2017 · as Dr. Lukomsky

The Edge of Love
2008 · as Dai Fred

Close My Eyes
1991 · as Colin

Mr. Turner
2014 · as Mr. Booth

Dream Horse
2021 · as Kerby

Heidi
2005 · as Old Man

Good Vibrations
2012 · as George Hooley

Copying Beethoven
2006 · as Stefan Holtz

The Last Vermeer
2019 · as Bernard Bakker

The Deep Blue Sea
2011 · as Mr. Miller

National Theatre Live: Frankenstein
2011 · as De Lacey

The Tempest
1979 · as Ariel, an airy spirit

The Carer
2016 · as Joseph

Love Is the Devil: Study for a Portrait of Francis Bacon
1998 · as John Deakin

A Prayer for the Dying
1987 · as Fitzgerald