The scriptwriter and producer Brian Clemens, responsible for TV hits such as The Avengers, New Avengers and The Professionals, has died aged 83.
Clemens, honoured by The Queen in 2010 for services to broadcasting and drama, died on Saturday, his family confirmed.
He wrote various television series including The Baron, The Persuaders, The Protectors, Danger Man, The Invisible Man and Bergerac.
One of his sons, George Clemens, said: He was a true inspiration.
He told the BBC: The world has lost a really great man who has given so much.
Born in Croydon in 1931, Clemens had his first work commissioned by the BBC in 1955.
He went on to be a staff writer for a film and TV production company, before enjoying considerable success with a huge number of TV scripts in the 1960s.
His production companies created The New Avengers and The Professionals, while Clemens also wrote for a number of US shows including Remington Steele, Perry Mason and the Highlander TV series.
He wrote and produced for Hammer Films, while his screenplay credits included Highlander II: The Quickening — via redwolf.newsvine.com