Robert John Appleby (born November 11, 1983) , known professionally as Robert Kazinsky, is an English actor. He is known for his roles as Casper Rose in the Sky One drama Dream Team, the Don in Captain Marvel, Sean Slater in the BBC soap opera EastEnders, Chuck Hansen in Pacific Rim, and Macklyn Warlow in the sixth season of HBO's True Blood. In 2016, he played Orgrim Doomhammer in Warcraft and Jimmy Pritchard in the Fox television series Second Chance.