Priscilla Presley launches her new bed linen range 'The Priscilla Presley Collection' at Harrods, London, England - 05.04.06 and TOM CRUISE and KATIE HOLMES at the New York premiere of 'War of the Worlds', New York City, USA - 23.06.05

The 60-year-old actress maintains Scientology is misunderstood and is urging more people to study the controversial religion.

She says, "If people actually read L RON HUBBARD's teachings they would understand that drug-free silent births show respect to the baby and stop them becoming unbalanced.

"I wish I'd had a silent birth when I had Lisa Marie."