Complex sentence: Tom Franco's mother, Betsy Lou (née Verne), is a writer and occasional actor, and his father, Douglas Eugene "Doug" Franco (d.2011), ran a Silicon Valley business and was a "philanthropic entrepreneur".
Split into simpler sentences: Tom Franco's mother, Betsy Lou (née Verne), is a writer and occasional actor. His father, Douglas Eugene "Doug" Franco (d.2011), ran a Silicon Valley business and was a "philanthropic entrepreneur".