(news.aol.com) - Nicole Kidman is pregnant with her third child, but still worries about her older two. The Oscar winner, who adopted Connor and Isabella with ex-husband Tom Cruise, hopes to take the 13-year old and 15-year-old out of the church of Scientology, Page Six reports.The Catholic Kidman, now married to country singer Keith Urban, sees her kids very little since they "are deeply entrenched in Scientology."Katie Holmes, Cruise's current wife, even admits that Kidman's son and daughter call her mom.