Just a warning: When cancelling with Virgin Active they will call you a while later offering 4 months free of charge as part of their retention package. What they often neglect to tell you is that after this period you need to contact them to cancel the free trial otherwise they will start debiting your account again 
I'm busy querying this at the moment as I don't recall being made aware of this and was assured that there were no strings attached.
I'm busy querying this at the moment as I don't recall being made aware of this and was assured that there were no strings attached.