Watch My Three Sons (1960) Season HD Full Free on solarmovie.do. Watch My Three Sons (1960) tv series online free. Widower Steve Douglas raises three sons with the help of his father-in-law, and is later aided by th...Widower Steve Douglas raises three sons with the help of his father-in-law, and is later aided by the boys' great-uncle. An adopted son, a stepdaughter, wives, and another generation of sons join the loving family in later seasons.