By Newsbreak Producer Hoosen Ebrahim - A documentary which uncovers the legal arguments used in the Rivonia Trial is being screened at selective cinema's through-out the country Featuring South African activist and philanthropist - Denis Goldberg, the film entitled "Life is Wonderful: Mandela's Unsung Heroes" goes in-depth into the Rivonia Trial with Nelson Mandela, Ahmed Kathrada, Walter Sisulu and others. The movie has been documented by Sir Nicholas Stadlen QC, who is a former Judge of the High Court of England and Wales. In an exclusive interview with Newsbreak - Sir Nicholas explains the sacrifices made by various South African heroes of our past - which enabled us to enjoy what we have today...