Complex sentence: Initially notable as a musician and founder of 1970s ensemble Blerta, he went on to well-regarded roles in several major films; his television work included starring in 1990s era Australian satirical series "Frontline".
Split into simpler sentences: Initially notable as a musician and founder of 1970s ensemble Blerta, he went on to well-regarded roles in several major films. His television work included starring in 1990s era Australian satirical series "Frontline".