Complex sentence: He subsequently appeared in several "Columbo" episodes, winning an Emmy twice, David Cronenberg's "Scanners" (1981), and playing Edward I of England aka Longshanks in Mel Gibson's "Braveheart" (1995).
Split into simpler sentences: He subsequently appeared in several "Columbo" episodes, winning an Emmy twice. He was featured in David Cronenberg's "Scanners" (1981), and played Edward I of England aka Longshanks in Mel Gibson's "Braveheart" (1995).