Complex sentence: Cilento continued working as an actress, in films and television; in the 1980s she settled in Mossman, north of Cairns, where she built her own outdoor theatre, named "Karnak", in the tropical rainforest.
Split into simpler sentences: Cilento continued working as an actress, in films and television. In the 1980s, she settled in Mossman, north of Cairns, where she built her own outdoor theatre, named "Karnak", in the tropical rainforest.