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Joaquin Phoenix in 'Joker'

Phoenix has said he was driven mad by the intense weight loss required to embody the skeletal Arthur Fleck in Joker. (Credit: Lev Radin/Pacific Press/LightRocket via Getty Images/Warner Bros)

The most incredible actor transformations of 2019

Tom Beasley

Physical transformation is a huge part of the actor’s toolkit, whether it’s gaining weight, adopting a new physicality or sitting in the make-up chair for hours on end while talented crew members work their magic.

This year has yielded an unusual array of transformative performances, with many of the world’s most famous faces changed beyond all recognition in service of delivering something special on the big screen.

From glossy awards season biopics to mega-budget blockbuster spectaculars, the craft of an actor often requires a willingness to take risks in delivering a memorable look.

These stars certainly succeeded.

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Movie transformations of 2018

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