The star was best known as librarian Rupert Giles in the cult US supernatural TV series starring Sarah Michelle Gellar, which ran from 1997 to 2003.
Most recently, in football comedy Ted Lasso, Head played former Richmond FC owner Rupert Mannion.
His other notable roles were the Prime Minister in Little Britain and Uther Pendragon in Merlin, the father of Prince Arthur.
Known for his distinctive baritone voice, Head first rose to fame in the UK in the 1980s in the Nescafe Gold Blend television adverts.
This breaking news story is being updated and more details will be published shortly.
Please refresh the page for the fullest version.
You can receive breaking news alerts on a smartphone or tablet via the Sky News app. You can also follow us on WhatsApp and subscribe to our YouTube channel to keep up with the latest news.
