Angela Bassett reprises her role as Erika Sloane—now President of the United States in "Mission: Impossible – The Final Reckoning" and explains why she chooses to back Ethan Hunt in the fight against an all-powerful AI.

The eighth (and perhaps the last) installment in the epochal Tom Cruise vehicle suffers from self-indulgent gravitas, but the best sequences are a model of action cinema at its purest.