Big Brother (Nineteen Eighty-Four) their real purpose, the Ministry of Love is perhaps the most straightforward as "rehabilitated thought criminals" leave the Ministry as loyal subjects who have been brainwashed into adoring (loving) Big Brother, hence its name. Like the Nazi salute, Ingsoc has its own salute to Big Brother, which consists of crossing one's arms above the head during Two Minutes Hates and Hate weeks, showing loyalty to Big Brother and the Party. Note that it is only mentioned and shown in the movie adaptation of the novel. Since the publication of "Nineteen Eighty-Four", the phrase "Big Brother" has come into common use
O'Brien (Nineteen Eighty-Four) revealed in 2003 that O'Brien was the codename of NKVD agent Hugh O'Donnell, who received reports on the author from his subordinate David Crook when Crook spied on Orwell during the Spanish Civil War. In the 1984 film version of the story, O'Brien was portrayed by Richard Burton in his last role prior to his death. In the 1956 film, O'Brien was renamed O'Connor, possibly to avoid confusion with Edmond O'Brien, who portrayed Winston. O'Connor was played by Michael Redgrave. In the 1954 BBC Television adaptation of "Nineteen Eighty-Four", the character was played by André Morell. Canadian actor Lorne Greene