My Three Sons - Season 11 - Eps 9: One by One They Go
After Chip and Polly return from their honeymoon they spend a few days at the Douglases. Soon they move into their own college dormitory, and bridegroom Chip faces a father in law who refuses to speak to his newly married daughter.
About My Three Sons

Title: My Three Sons
First Air Date: 1960-09-29
Last Air Date: 1972-04-13
Status: Ended
Rating: 6.5/10 (from 33 votes)
Language: EN
Seasons: 12
Total Episodes: 380
Network: CBS
Genres: Comedy, Family
Production Companies: MCA Television, Don Fedderson Productions, Gregg-Don Inc.
Synopsis
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.
Cast

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