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A widower and aeronautical engineer named Steven Douglas raises three sons with the help of his father-in-law, and later the boys' great-uncle. An adopted son, a stepdaughter, wives, and another generation of sons join the loving family in later seasons.
US availability from JustWatch
Season 1
36 episodes · 1960
Season 2
36 episodes · 1961
Season 3
39 episodes · 1962
Season 4
37 episodes · 1963
Season 5
36 episodes · 1964
Season 6
32 episodes · 1965
Season 7
32 episodes · 1966
Season 8
30 episodes · 1967
Season 9
28 episodes · 1968
Season 10
26 episodes · 1969
Season 11
24 episodes · 1970
Season 12
24 episodes · 1971
Show details from TMDB. This product uses the TMDB API but is not endorsed or certified by TMDB.
