Not many filmmakers keep working into their Eighties, but Clint Eastwood, 82, seems determined to keep going for the next two decades at least.

Speaking at the Tribeca Film Festival in New York, the man behind The Changeling and Million Dollar Baby, said: “I don’t think you ever lose [the passion for filmmaking], probably. Who is the Portuguese director who is 105 and still making films? That’s always everybody’s dream. Wouldn’t it be great to be 105 and still making films?"

Eastwood, who was speaking in conversation with fellow director Darren Aronofsky, was referring to 104-year-old Portuguese director Manoel de Oliveira who made his first film in 1931.

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Eastwood, who rose to fame in spaghetti Westerns such as The Good, the Bad and the Ugly, says it used to be much harder for him to get his films made. "In the early days it was more of a fight to get films green-lit. Now, they go, 'Oh, well, if he's the old guy…”

He is at Tribeca to introduce a documentary about his work called Eastwood Directs: The Untold Story.