The problem with movies in which women triumph over the men who brutalize them is that you have to watch the women being brutalized first. That’s the issue with Baltasar Kormákur’s Apex , in which Charlize Theron plays a confident, experienced adventurer who nonetheless finds herself terrorized in the Australian wilderness by a male nutter, played by Taron Egerton . The movie is sometimes thrilling; often it’s just sadistically unpleasant. But at least Theron mitigates some of the material’s problems, because she can mitigate pretty much any movie’s problems. Even when you want to look away from the movie’s glimpses of rusty meat hooks and bloated corpses,  there’s no way to keep your eyes off Theron. Theron’s Sasha is the kind of woman you know you don’t need to worry about. In the movie’s opening scene, she shows phenomenal muscle strength and perseverance as she scales the imposing, snow-dotted Norwegian rock face known as Troll Wall . Whose butt couldn’t she kick?…