Leigh Whannell on the Gory Practical Effects Kills In 'Upgrade'!

When quadriplegic Grey Trace (Logan Marshall-Green) gets a new technology that can make him walk again, STEM (voice of Simon Maiden) seems like a godsend. But STEM has a mind of his own and can completely take over Grey's body. This enables Grey to fend off bad guys like an efficient martial artist, but when […]