The Grinch (Benedict Cumberbatch) hatches a scheme to ruin Christmas when the residents of Whoville plan their annual holiday celebration.\n\nAnswer this question: who plays the grinch in the new movie?
Let's think step by step below.
Benedict Cumberbatch
The relevant information is: The Grinch (Benedict Cumberbatch) hatches a scheme to ruin Christmas when the residents of Whoville plan their annual holiday celebration.

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Final answer: Benedict Cumberbatch