Upgrade review: an exhilarating if flawed sci-fi

Upgrade review: an exhilarating if flawed sci-fi

Leigh Whannell’s techno-terror actioner Upgrade is fast-paced fun. A super-high concept sci-fi thriller that plays like a feature length Black Mirror episode written by a Philip K Dick fan and directed in the style of a ‘90s actioner, Upgrade could be one of the most...