1. The original Mitchell sisters:
* Peggy Mitchell: Played by Barbara Windsor, she was the matriarch of the family and ran the Queen Vic pub.
* Pauline Fowler: Played by Wendy Richard, she was the wife of Arthur Fowler and Peggy's younger sister. However, they were never close and had a complicated relationship.
2. The current Mitchell sisters:
* Ronnie Mitchell: Played by Samantha Womack, she was the eldest daughter of Peggy.
* Roxy Mitchell: Played by Rita Simons, she was the younger daughter of Peggy.
Please note that there have been other characters in the show who are related to the Mitchells, but not sisters. For example, Grant Mitchell and Phil Mitchell are brothers, and Billy Mitchell is Peggy's nephew.