Mistresses Follows the lives of four female friends and their involvement in an array of marital and extramarital relationships. Details Casts Galleries Posters Season Lists Title Mistresses Genres Drama Family First Air Date 2008-01-08 Last Air Date 2010-08-26 Episode Runtime 01 Hours 00 Minutes Total Season(s) 3 Total Episode(s) on All Seasons 16 Runtime 60 Production Companies BBC, Ecosse Films, BBC America Sarah Parish... Katie Roden... Sharon Small... Trudi Malloy... Shelley Conn... Jessica... Raza Jaffrey... Hari Dhillon... Patrick Baladi... Richard Dunlop... Adam Rayner... Dominic Montgomery... Flossie Ure... Gina Molloy... Lizzie Watkins... Amy Dunlop... Oliver Milburn... Mark Hardy... Orla Brady... Siobhan Dhillon... Joanna Lumley... Vivienne Roden... Vincent Regan... Chris Webb... Alice Patten... Alice... Flossie Ure... Gina Malloy... Charlie Jenkins... Elsa... Original Size (1280x720) Original Size (680x1000) Season 1 6 Episode(s) 2008-01-08 Season 2 6 Episode(s) 2009-02-17 Season 3 4 Episode(s) 2010-08-05