No WONDER Tom Cruise, 53, has been spending every spare minute in the UK. He appears to be quite smitten with his 22 year old English assistant Emily Thomas. Emily is always by Tom’s side – especially when he’s on location making movies. She has become indispensable to Tom, and observers note that he seems quite fond of her. Odds are she is already a Scientologist because most of the people Tom works with are. She IS awfully young. But doesn’t she bear a striking resemblance toKatie Holmes?