<P> Nova, who was separated from Brent after the worship service, gets loose from her guard, and finds Taylor and Brent fighting to the death . She is so stirred by the sight that she speaks for the first time in her life, crying "Taylor!" and bringing the fight to a sudden stop . The jailer's concentration broken, Brent and Taylor act, killing him but inadvertently locking themselves in the cell with Nova . </P> <P> The three break the cell's lock just as the gorilla army invades the underground city . A random shot kills Nova, demoralising Taylor, but Brent urges him to join the oncoming fight . Hurrying to the cathedral, Brent and Taylor take rifles and try to stop the apes from setting off the bomb and destroying everything . After killing General Ursus and several of his soldiers, Brent runs out of ammunition, and he is killed by the gorilla troops . A moment later the bomb detonates, triggered by Taylor as he falls in death, and Earth is destroyed . </P> <P> In early versions of the script the character is given the first and middle names' John Christopher', but the names are not in the final film or in the film's credits . </P> <Table> <Tr> <Th_colspan="2"> Planet of the Apes character </Th> </Tr> <Tr> <Th_colspan="2"> Cornelius </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Species </Th> <Td> Chimpanzee </Td> </Tr> <Tr> <Th> First appearance </Th> <Td> Planet of the Apes </Td> </Tr> <Tr> <Th> Created by </Th> <Td> Pierre Boulle </Td> </Tr> <Tr> <Th> Portrayed by </Th> <Td> Roddy McDowall David Watson </Td> </Tr> </Table>

Who played the orangutan in planet of the apes