Jackie director Pablo Larraín added to Entertainment Weekly: "John was invincible. Unflinching. Eternal."
A number of other stars have also paid tribute to the star, with Mel Brooks tweeting: "I was terribly sad to learn of John Hurt's passing. He was truly a magnificent talent ... No one could have played The Elephant Man more memorably. He carried that film into cinematic immortality. He will be sorely missed. (sic)"
Bonnie Wright, who played Ginny Weasley alongside Hurt's wand-making alter-ego Garrick Ollivander in Harry Potter, simply wrote: "John Hurt. What an acting legend. Rest in peace dear Sir. Wand shopping won't be the same without you. (sic)"
David Schneider starred alongside Hurt in 1999's You're Dead and said he was so taken by him he forgot his lines.
He wrote: "Sad re John Hurt. I was in a film with him and he was so mesmerising I kept forgetting to act and just watched him. A genius & lovely man (sic)"
Lost Boys star Kiefer Sutherland said: "My deepest sympathies to John Hurt's family friends and fans. He was a dear friend. (sic)"
Sharon Stone said: "God speed to John Hurt, a legendary and good human being (sic)"
59-year-old screenwriter Richard E. Grant wrote: "So so sad to have lost such an extraordinary talent and friend. Sir John Hurt R.I.P. (sic)"
And Harry Potter fans took a moment to salute the the actor by raising their wands in the air at a theme park.
Here are a few more tweets from the stars: