"That was really weird. Obviously, it wasn't real, but people kept touching it. I had to say, 'You know I'm not actually pregnant, right?' At one point, one of the crew remarked that it was 'interesting how they're written in my pregnancy'. I was like, 'Haven't you noticed I've gone from small to big to small to big?'" Actress Jessica Brown Findlay fooled her Downton Abbey colleagues while filming with a convincing fake baby bump.