In the 1970s, he starred in a string of World War II movies, including The Eagle Has Landed, A Bridge Too Far and Force 10 from Navarone.
Over six decades, Byrne shared the screen with the likes of Harrison Ford, Anthony Hopkins, Mel Gibson, Pierce Brosnan, and Sean Connery.
Naomi Watts and Michael Byrne are seen on the set of ‘Diana’ on July 03, 2012 in Zagreb, Croatia. Photo / Getty Images
In 2010, he played Gellert Grindelwald in Harry Potter and the Deathly Hallows Part 1.
He also appeared on the small screen, including Coronation Street.
According to the obituary published by the Guardian in the United Kingdom, Byrne is survived by his wife Carole Nimmons, their daughters, and their three grandchildren.