10 Mind-Blowing Facts You Never Knew About House Of Cards

4. Rachel Posner Was Supposed To Be A One-Off Character

When Rachel Brosnahan first appeared in House Of Cards as escort Rachel Posner, who Corey Stoll's Peter Russo had a particular weakness for, it was only supposed to be for a couple of episodes. Not only that, but in the original scripts she had a total of five lines €“ five lines that would, nonetheless, mostly be the cause of Russo's downfall. Along with, y'know, what Frank did. And that was going to be the end of it. A small but crucial role, mostly drawn from the original BBC series the show is based on. "She had done such a fine job those first two episodes that I started exploring what it would mean to bring her character back and fully three dimensionalise her," said writer Beau Willimon. In the second season she started to become a major player, what with her being the only person that could connect Peter Russo and Frank Underwood and this whole unfortunate business. Then the major conflict with Doug Stamper was with her. A character who was originally meant to be a bit part.