"Emancipation," a new movie starring Will Smith, will be released in December.

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His first significant undertaking following the notorious slap on Chris Rock at the Oscars in March.

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The movie's trailer was shared by Smith on his social media sites, where he described it as the "hardest movie I've ever created."

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"Blood, Sweat & Tears… LITERALLY! Shoutout to Apple who doubled (and tripled) down on their commitment to deliver this epic story to the world," he wrote Monday.  

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The main character in the film is Peter, a slave who escapes from a Louisiana plantation and travels up north.

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According to Apple, the film was inspired by the 1863 photos of  "Whipped Peter." One of the images – known as "The Scourged Back"  

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