"Karl Johnson" is a Welsh actor, notable for acting on stage, film and television. His most notable role to date was the title role in Derek Jarman's 1993 film Wittgenstein (film)/Wittgenstein. He is also well known for the roles of Cato the Younger in the television drama series Rome (TV series)/Rome and of Twister Turrill in the BBC costume drama series Lark Rise to Candleford (TV series)/Lark Rise to Candleford.

Johnson is the recipient of an honorary doctorate from Birmingham City University.

More Karl Johnson on Wikipedia.