30/09/2011 11:12 BST | Updated 30/11/2011 05:12 GMT

Amanda Knox Trial: The Key Players (Pictures)

Amanda Knox and and her ex-boyfriend, Raffaele Sollecito, are appealing their convictions for the 2007 murder of British student Meredith Kercher.

A third person, Rudy Guede, was also convicted of Kercher's murder in Perugia, Italy, but in a separate trial.

See below for a guide to who's who in the case, after four years of legal wrangling:

Amanda Knox Trial: Key Players