Director Lee Daniels discusses his award-winning drama about a 400-pound African-American girl, Precious. He also reveals why Mariah Carey ended up in a role intended for Dame Helen Mirren and the support he was offered by Oprah Winfrey. Havana Marking goes behind the scenes of the Afghan version of Pop Idol and reveals why one of the contestants received death threats and has gone into hiding. Film-maker and critic Mark Cousins waxes lyrical about Ozu. Neil Brand tells us the score about the work of composer Ron Goodwin.