According to The Guardian, Byrne passed away on June 20, leaving behind a body of work that ranged from the National Theatre to major Hollywood productions, including “Indiana Jones and the Last Crusade,” “Braveheart,” and “Harry Potter and the Deathly Hallows – Part 1.”

A Career That Bridged Stage, Television, and Hollywood

Born in London on November 7, 1943, Byrne began acting professionally during the 1960s before establishing himself as one of Britain’s most dependable character actors in the following decade. He earned recognition for historical dramas such as “Henry VIII and His Six Wives” and war films including “The Eagle Has Landed,” “A Bridge Too Far,” and “Force 10 from Navarone,” where he frequently portrayed military figures.

Although his résumé included dozens of film credits, Byrne became especially familiar to international audiences through several blockbuster productions. He portrayed the ruthless Colonel Vogel opposite Harrison Ford in “Indiana Jones and the Last Crusade,” appeared in Mel Gibson’s Oscar-winning “Braveheart,” joined the James Bond franchise in “Tomorrow Never Dies” as Admiral Kelly, and later played Gellert Grindelwald in “Harry Potter and the Deathly Hallows – Part 1.”

Away from the big screen, Byrne maintained an equally extensive television career. His credits included “Smiley’s People,” Yes, Prime Minister,” “Sharpe,” “Hornblower,” “Midsomer Murders,” “Casualty,” and a recurring role as Ted Page on “Coronation Street” between 2008 and 2010.

The stage remained a constant throughout his life. Byrne joined the National Theatre in 1964 and continued performing in acclaimed productions for decades, building an impressive theatrical résumé that included “Much Ado About Nothing,” “Death and the Maiden,” “The Cherry Orchard,” and “Faith Healer.” Even in the later stages of his career, he remained active in British theater, appearing in “Mary Stuart” in 2018 before taking on the title role in “Uncle Vanya” the following year.

Byrne is survived by Carole, from whom he was separated but who cared for him during the final period of his life, along with their daughters, Tara and Bryony, and three grandchildren. His career leaves behind an enduring legacy across British theater, television, and international cinema.