Sang Pencerah (The Enlightener) is a 2010 Indonesian film directed by Hanung Bramantyo and starring Lukman Sardi, Zaskia Adya Mecca, and Slamet Rahardjo. It is a biopic of Ahmad Dahlan which describes how he came to found the Islamic organisation Muhammadiyah.Sang Pencerah, produced to coincide with Muhammadiyah's centenary, was announced in November 2009. It was meant to be historically accurate, with much of the Rp. 12 billion (US$ 1.3 million) budget paying for period costumes and sets.