24rtgt63
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.
Fred MacMurray
Steve Douglas
Don Grady
Robbie Douglas
Barry Livingston
Ernie Thompson
Stanley Livingston
Chip Douglas
William Demarest
Charley O'Casey
Beverly Garland
Barbara
Tina Cole
Katie
Dawn Lyn
Dodie Harper Douglas
1959
1976
1982
1992
1966
1968
1986
1982
1993
2005
1966
2001
1984
1969
1997
2001
1997
1996
1965
1982