Riley Stearns' 2022 sci-fi thriller 'Dual' presents a chillingly plausible near-future scenario where cloning technology creates existential nightmares. Karen Gillan delivers a compelling dual performance as Sarah, a woman facing terminal illness who creates a clone as a replacement for her loved ones, and as the clone itself who develops her own identity. When Sarah miraculously recovers, she finds herself legally bound to fight her duplicate to the death in a government-sanctioned duel.

The film masterfully blends deadpan comedy with genuine tension, creating an unsettling atmosphere that questions identity, mortality, and what makes us human. Stearns' minimalist direction and stark cinematography amplify the emotional distance in this world where human life has become disturbingly transactional. The supporting cast, including Beulah Koale and Theo James, provide grounded performances that contrast with the absurd bureaucracy surrounding life-and-death decisions.

'Dual' stands out for its unique tone and thought-provoking premise. While categorized as sci-fi, the film's true strength lies in its psychological exploration of selfhood and the moral implications of emerging technologies. The 94-minute runtime maintains tight pacing, building effectively toward the inevitable confrontation. For viewers who appreciate cerebral science fiction with dark humor and existential themes, 'Dual' offers a memorable viewing experience that lingers long after the credits roll.