The Girl in the Gala Bingo Ad is most likely a model or actress. She is wearing a very high end, expensive outfit and her hair is styled in a very unique way.
It is possible that she is a celebrity or model who was hired to appear in the ad. It is also possible that she is a random person who was chosen to be in the ad, but it is more likely that she is someone who has been hired specifically to be in it.
