The Black Knight is a fictional character who appears in a scene of the film Monty Python and The Black Knight moves slightly to block Arthur and declares " None shall pass ". King Arthur, in a conciliatory manner, asserts his right to cross, but Overview · Behind the scenes. from Monty Python and the Holy Grail (). The content of this Black Knight] Black Knight: None shall pass. Black Knight: Then you shall die. King Arthur: I. Black Knight: None shall pass. Arthur: What? Black Knight: None shall pass. Arthur: I have no quarrel with you, good Sir Knight, but I must cross this bridge.