Billion Dollar Brain (1967)
Directed by Ken Russell
Wikipedia: "Billion Dollar Brain is a 1967 British espionage film directed by Ken Russell and based on the novel Billion-Dollar Brain by Len Deighton. The film features Michael Caine as secret agent Harry Palmer, the anti-hero protagonist of the film versions of The IPCRESS File (1965) and Funeral in Berlin (1966). The "brain" of the title is a sophisticated computer with which an ultra-right-wing organization controls its worldwide anti-Soviet spy network."