How do you decide on a film's star rating?

This week our host, Justin, asks us to reflect on the different ways in which critics and websites communicate and summarise their response to films... How do you decide on a star rating? Should a review aim to be entirely objective? Is that possible - or even desirable?  Should a star rating reflect the quality of the film or how entertaining the film is? 

Through the episode, guided by our host, the mulls work their way through this questions... and many more!  Alongside their usual tangents and detours!  

Listen in and then let us know what you find desirable in a film review...