from the Monty Python group who plays the role of Brian?
John Cleese:  In the late 1960s, he co-founded Monty Python, the comedy troupe responsible for the sketch show "Monty Python's Flying Circus" and the four Monty Python films: "And Now for Something Completely Different", "Monty Python and the Holy Grail", "Life of Brian" and "The Meaning of Life". Monty Python's Life of Brian: Monty Python's Life of Brian, also known as Life of Brian, is a 1979 British religious satire comedy film starring and written by the comedy group Monty Python (Graham Chapman, John Cleese, Terry Gilliam, Eric Idle, Terry Jones and Michael Palin).
Graham Chapman