Big Brother
originally aired on CBS
The series takes its name from the character in George Orwell's 1949 novel Nineteen Eighty-Four. The American series launched on July 5, 2000 on CBS and is currently the second longest-running adaptation in the Big Brother franchise. The show broadly follows the premise of other versions of the format, in which a group of contestants live together in a specially constructed house that is isolated from the outside world for a cash prize of $500,000.