Many actors undergo a rigorous diet, make-up routine, exercise and a lot more to transform their physical appearance for their roles.
Here is a list of some actors who looked very different with special make-up for their roles.
She looks totally different in her 'Pepper' avatar for the TV show 'American Horror Story'.
'Pepper' appeared in seasons 2 and 4 of the popular series.
Watch Naomi transform into Pepper here.
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Jared Lato
Jared Lato won the Oscar for supporting actor for his role as 'Rayon' in 'Dallas Buyers Club' (2014).
His look as 'Joker' in upcoming American superhero film 'Suicide Squad' is awesome. He is unrecognisable.
Tilda has been cast as a monk in upcoming film 'Doctor Strange' to much controversy as the character in the comic book is Tibetan.
She looks different in her 'monk' persona.
She is also known for her role 'Madame D' in 'The Grand Budapest Hotel' (2014) where she is unrecognisable in her make-up as a wealthy old widow.
Steve Carell looked very different in his role as 'John du Pont' in 'Foxcatcher' (2014).
Not many can believe that the gorgeous Daveigh Chase played the dead girl 'Samara' in 'The Ring' (2002).
John Travolta
John Travolta looks beautiful as 'Edna Turnblad' in 'Hairspray' (2007).
Johnny Depp
Johnny Depp as 'Edward Scissorhands' (1990) was phenomenal.
Robin Williams
Robin Williams won the Golden Globe Award for best actor for his role in 'Mrs. Doubtfire' (1993).
He was a great actor, unfortunately he committed suicide in 2014.
Watch Robin's transformation into 'Mrs. Doubtfire' here.
Meryl Streep
Meryl Streep looks gorgeous the way she is.
Her role as the wicked witch in 'Into the Woods' (2014) rendered her unrecognisable with make-up.
Amitabh Bachchan
Bollywood superstar Amitabh Bachchan was phenomenal in the film 'Paa' (2009) in which he plays the role of a child suffering from Progeria, a rare genetic disorder.
Rooney Mara
Rooney Mara looked very different in her 'Lisbeth Salander' avatar in the film 'Girl with a dragon tattoo' (2011).
Maïwenn is a French actress.
She played an alien opera diva 'Plavalaguna' in 'The Fifth Element' (1997).
Her make-up was so well done that she was unrecognsiable.
Gary Oldman is an English actor.
He looked different in his 'Count Dracula' avatar in the film 'Dracula' (1992).
Robert Englund looked entirely different for his role as 'Freddy Krueger in 'A Nightmare on Elm Street' (1984).
Tom Cruise
Tom Cruise is one of the most good looking Hollywood actors.
He looked convincing in his make-up for his role as a multimillionaire producer in 'Tropic Thunder' (2008).
Robert Downey Jr. looked unlike himself as 'Kirk Lazarus' in 'Tropic Thunder' (2008).
He required two hours of make-up application for the role.
Ralph Fiennes is famous for his role 'Voldemort' in the Harry Potter films.
He looks handsome in real life and hideous as 'Voldemort' in reel life.
Jim Carrey was unrecognisable in his 'evil count Olaf' avatar in 'Lemony Snicket’s A Series of Unfortunate Events' (2004).
Famous south Indian actor Kamal Haasan dressed up as a woman for Bollywood film 'Chachi 420' (1997).
Danny DeVito as the 'Penguin' in 'Batman Returns' (1992).
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