Channing Tatum won’t tell anybody about the dark place he went to for his ‘Blink Twice’ role. The ’21 Jump Street’ star took on the role of tech billionaire Slater King in his fiancée Zoë Kravitz’s mystery thriller – which marks her directorial debut – and he admitted the character was a long way out of his comfort zone. He told Total Film: “It’s the first time I’ve ever played anyone [like this]. Every character I play, I usually have some sort of love for or a connection to.” However, that wasn’t possible for King, and Tatum had to push himself to get into the role. He added: “I don’t think …