As an actress she's no stranger to nudity on-set or being put in an uncompromising position.
But Marion Cotillard revealed that she once took things a step further with her partner Guillaume Canet as they played dares on the set of their 2003 film, Love Me If You Dare.
Speaking on the Graham Norton Show, the 41-year-old actress explained they were inspired by the name of the movie, and began to set each other their own tasks and challenges.
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Naughty: Speaking on the Graham Norton Show, Marion Cotillard, 41, revealed that when working on a film with her partner they began to set each other their own tasks and challenges
She recalled: 'One day I gave him a Polaroid camera and told him I wanted a picture of an a**e and that he had five minutes to get it.
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Share 102 sharesI should have said I wanted a woman’s bottom because one of the crew was happy to pull down his pants straight away!
'Guillaume in return dared me to get a picture of a penis with my hand in shot and if I didn’t I had to walk across the whole set naked.'
Asked if she got the shot, Marion laughed and said, 'Of course!' but offered no further detail.

Cheeky! Marion confessed that her parner of nine years, Guillaume Canet had dared her to take a picture with someone's genitals whilst they filmed ove Me If You Dare in 2007

Cute couple: Marion and Guillaume began dating in 2007 and share a five-year-old son named Marcel. She announced the news of a second pregnancy via Instagram back in September
Marion and Guillaume began dating in 2007 and share a five-year-old son named Marcel.
She announced they were expecting another child via Instagram back in September after being erroneously linked to Allied co-star Brad Pitt following his split with Angelina Jolie.
'Many years ago, I met the man of my life, father of our son and of the baby we are expecting. He is my love, my best friend, the only one that I need,' she wrote.

Cosy co-stars: Marion is currently promoting her new film, Assassins Creed with Michael Fassbender (R) who admitted the only stunt he performed in the film was a 'roly poly'
She is currently promoting her new film, Assassins Creed with Michael Fassbender.
Whilst she has previously stated that she did all her own stunts, Michael was less forthcoming, admitting on the show that he had 'perfected the roly poly'.
The Graham Norton Show airs on BBC One at 10.25pm on Saturday

Cosy couch: Graham Norton will be joined by(L-R ) Gary O'Donovan, Paul O'Donovan, Michael , Marion, James McAvoy, Frank Skinner and Pete Tong for his New Years Eve show
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