Lena Headey has been officially cast to do battle with Juge Dread as the main villain and gang leader, Madeline Madrigal (AKA "Ma-Ma") in 'Dredd'.Headey joins the cast with Karl Urban as the Judge and Olivia Thirlby as rookie Cassandra Anderson in the Pete Travis-directed movie, written by Alex Garland and currently filming in South Africa.
