Mutual Friends Martin's comfortable world is upturned by his friend's mid-life crises, beginning with his best friend's suicide, and the secret affair he had with Martin's wife. Details Casts Galleries Posters Season Lists Title Mutual Friends Genres Comedy Drama First Air Date 2008-08-26 Last Air Date 2008-09-30 Episode Runtime 00 Hours 57 Minutes Total Season(s) 1 Total Episode(s) on All Seasons 6 Runtime 57 Production Companies Hat Trick Productions Alexander Armstrong... Patrick Turner... Marc Warren... Martin Grantham... Keeley Hawes... Jen Grantham... Lee Ross... Harry Seed... Emily Joyce... Sarah... Sarah Alexander... Liz... Original Size (1280x720) Original Size (609x905) Season 1 6 Episode(s) 2008-08-26