Nice wrinkle-free face, Rambo... shame about the hands, hair and heels

As the stars descended on the red carpet for the London premier of the latest Rambo instalment, 61-year-old Sly seemed to have hardly aged a day.

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Stallone's newly smooth complexion raises a few questions as to how he has managed to iron out his wrinkles in the last year.

Perhaps the star has undergone the knife in a bid to reverse the effects of ageing in time for the release of the action-packed sequel.

But Sly's skincare routine is not the only secret he has to looking good.

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As he signed autographs for fans outside the Vue cinema in Leicester Square, the actor was pictured sporting what appeared to be a pair of stacked heels.

At 5ft 10in, Sly has reportedly been known to enlist the help of customised footwear in adding a few extra inches to his taut frame.

When asked the secret to his fitness regime tonight, Sly answered "fish, fish, fish".

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Stallone looks taller than usual as he greets his fans in a special shoe designed to help aching joints

"I try to ignore the scepticism about my age and just get on with making films.

The long-awaited film sees Rambo finding himself recruited by a group of Christian missionaries to protect them against pirates during a humanitarian aid delivery to the persecuted Karen people of Burma.

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Turning back time: Sylvester Stallone appears younger today (right) at the Rambo premier than he did in December 2006 (left)

Stallone also revealed that he had received death threats while filming.

He said: "Yes, got them all the time - it's a very dangerous part of the world. A lot of people do disappear and you know they didn't want this film to be made.

"The civil wars have been going on for 60 years and no one knows about it because they pay a fortune to keep it quiet."

Airbrushed: Sly as Rambo in the new action-packed sequel