A Harvard symbologist races to uncover clues that will help stop an attack on the Vatican by a secret society looking to retaliate for old persecutions. Watch trailers & learn more. Find out how and where to watch "Angels & Demons " on Netflix and Prime Video today - including free options. A thriller based on Dan Brown's novel, starring Tom Hanks as Robert Langdon, who investigates a Vatican conspiracy involving antimatter and the Illuminati. The film is a sequel to The Da Vinci Code and was released in 2009. Angels & Demons : Directed by Ron Howard. With Tom Hanks, Ewan McGregor, Ayelet Zurer, Stellan Skarsgård. Harvard symbologist Robert Langdon works with a nuclear physicist to solve a murder and prevent a terrorist act against the Vatican during one of the significant events within the church.