Mistresses is a 2009 English-language Drama series developed by S. J. Clarkson and Lowri Glain written by Rachel Pole, Richard Warlow, Harriet Braun and Catrin Clarke. The series is directed by Sj Clarkson, Philip John and Peter Hoar. Mistresses was produced under the production house Good Talk Productions in collaboration with Bob Sertner Productions, Ecosse Films, ABC Signature Studios and Tsiporah Productions. The show originally aired on BBC One and BBC HD. The lives and loves of four female friends: Katie, a doctor having an affair with a patient; Trudi, a 9/11 widow; Siobhan, a barrister; and Jessica, a commitment phobe who plays the field. Mistresses stars Sarah Parish in the title role along with an ensemble cast including Sharon Small, Shelley Conn, Orla Brady, Raza Jaffrey, Adam Rayner and Patrick Baladi. The music was composed by Danny Lux. The series has a running time of 60 minutes for each episode. The show has a total of 16 episodes during it's run of 4 seasons. Distribution rights for the show were acquired by Disney ABC Domestic Television. The lives and loves of four female friends: Katie, a doctor having an affair with a patient; Trudi, a 9/11 widow; Siobhan, a barrister; and Jessica, a commitment phobe who plays the field.