John Travolta has launched a bitter attack on a veteran BBC reporter over a Panorama film that exposes the methods used by Scientology and questions whether it is a "brainwashing cult". The Hollywood star has written to Corporation chiefs accusing journalist John Sweeney of venting "personal prejudices, bigotry and animosity" and harbouring "hatred against my religion Travolta also urges the BBC to halt the screening of the documentary tomorrow. The star's intervention is the latest in what Sweeney says is a campaign of intimidation since he embarked on his film, in which former Scientologists claim they were forced to cut...