United Kingdom, Sept. 16 -- Ethan Hawke has hailed Robert Redford as the "ultimate champion of independent film".

The 54-year-old actor has taken to social media to pay a glowing tribute to the Hollywood icon, who passed away on Tuesday (16.09.25), aged 89.

Alongside a series of throwback photos of the acclaimed actor, Ethan wrote on Instagram: "Robert Redford, our ultimate champion of independent film, relentless advocate for authentic storytelling and fiercely passionate environmentalist. Robert's legacy remains ingrained in our culture, transformed by his artistry, activism and the founding of Sundance Institute and Film Festival. @sundanceorg (sic)"

Elsewhere, James Gunn has admitted to being a huge fan of Redford's work.

The Supe...