In this third globe-trotting screen adventure of Dan Brown's indefatigable iconologist Prof. Robert Langdon (Tom Hanks)-and another partnering for the star and director Ron Howard-a demented entrepreneur (Ben Foster) has decided to combat global overpopulation by unleashing a killer virus, and Langdon must unravel the madman's skein of Dante-themed clues to in order to find the doomsday weapon. Potent thriller co-stars Felicity Jones, Sidse Babett Knudsen, Irrfan Khan, Omar Sy.