Cast & creator
Karl Johnson
Best known for Midsomer Murders, Agatha Christie's Poirot, Call the Midwife
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.
61
film credits
39
television credits
100
1955–2024 · acting roles
6.6
average across scored titles
Signature credits
Known for
Across film & television
Filmography (100)
Showing 100 of 100 credits
Midsomer Murders
Derek Lockwood
1997
Agatha Christie's Poirot
Saunders
1989
Call the Midwife
Mr. Masterson
2012
Night Court
Dave Costanza
1984
The Bill
1984
Merlin
Taliesin
2008
BBC Play of the Month
Wilf Seaford
1965
New Tricks
2004
Halo
Hierarch Truth (voice)
2022
Bergerac
Henry Morant
1981
Rainbow
Himself (singer)
1972
Dalziel and Pascoe
Steve Earle
1996
ScreenPlay
P.C. Taffy Hughes
1986
The Sooty Show
Himself
1955
The Play on One
Charles
1988
Hot Fuzz
PC Bob Walker
2007
Shoestring
Dennis Philips
1979
Lark Rise to Candleford
Twister Turrill
2008
Atlantis
Itheus
2013
Suspicion
Eric Cresswell
2022
Born and Bred
Alec Rossendale
2002
Lovesick
Richard
2014
The Death of Stalin
Dr. Lukomsky
2017
Ancient Rome: The Rise and Fall of an Empire
Marcellus
2006
The Illusionist
Doctor / Old Man
2006
Vanity Fair
Major Loder
1998
David Copperfield
Tungay
1999
Mum
Reg
2016
Dream Horse
Kerby
2021
Truelove
Tom
2024
Too Close
James de Cadenet
2021
Wolf
Colonel Frink
2023
The Deep Blue Sea
Mr. Miller
2011
King Lear
Fool
2018
Born to Kill
Mr. Williams
2017
It's Kevin
Various
2013
Mr. Turner
Mr. Booth
2014
The Last Vermeer
Bernard Bakker
2019
The Edge of Love
Dai Fred
2008
The Following Events Are Based on a Pack of Lies
Bill
2023
A Tale of Two Cities
Solomon Pross/'John Barsad'
1989
Under Milk Wood
Drowned / Voice
2014
The Lifeboat
Hughie Jones
1994
Prick Up Your Ears
Douglas Orton
1987What's Your Problem?
2002
A Prayer for the Dying
Fitzgerald
1987
The Tempest
Ariel, an airy spirit
1979
Love Is the Devil: Study for a Portrait of Francis Bacon
John Deakin
1998
Copying Beethoven
Stefan Holtz
2006
The Mysteries
Jesus / Abel
1985
Rules of Engagement
Dave Gillespie
1989
Let Him Have It
Parris
1991
Only Connect
Colin
1979
Good Vibrations
George Hooley
2012
National Theatre Live: The Crucible
2023
Close My Eyes
Colin
1991
The Carer
Joseph
2016
National Theatre Live: Frankenstein
De Lacey
2011The Other Side
Colin
1979
Heidi
Old Man
2005
I Know You Know
Ernie
2009
Jubilee
Sphinx
1978
Pure
Granddad
2002
Peterloo
Lord Sidmouth, the Home Secretary
2018
Is Anybody There?
Arthur (uncredited)
2009An Independent Man
Bill Rutherford
1995
National Theatre Live: Hamlet
Ghost / Gravedigger
2015
Third Star
Ticket Seller
2010
The Trial of Tony Blair
Father Lunt
2007Aberfan: The Green Hollow
2016
Kaleidoscope
John
2017
Four Last Songs
Erico
2007
National Theatre Live: Under Milk Wood
Richard Jenkins
2021
Wittgenstein
Ludwig Wittgenstein
1993
Frozen
Coastguard Bill
2005
Elizabeth David: A Life in Recipes
Norman Douglas
2006
Sons and Lovers
Paul Morel
1981
77 Beds
Spiritual Father
2003
Tomorrow La Scala!
Sydney
2002
Contagion
Ferrin
2002
The Chatterley Affair
Mr. Justice Byrne
2006
The Sea
Blunden
2013
When I'm Sixty-Four
Billy
2004
The Black and Blue Lamp
PC "Taffy" Hughes
1988
The Gospel According to St Derek
Self
2014
Endgame & Rough for Theatre II
Nagg
2020
Saint-Ex
Didier Daurat
1996
Winter Thaw
Stepanovich
2016
The Pier
Larry McCarthy
2011Ladies and Gentlemen
Uncle Philip
2007
Sons and Lovers
Paul Morel
1981
Dog Altogether
Jack
2007
The Magic Shop
1982
Chips with Everything
Wilfe Seaford
1975Mr Invisible
The Handler
2013Cold Harbour
Geoff
1978
The Shawl
Charles
1989England Expects
2004
Mother
Old Man in Café
2016