My Three Sons - Season 10 - Eps 23: Mister X
A bearded man of mystery confounds the Douglas family and the authorities alike, while Steve is working on a top priority project at home. Barbara soon identifies him as her former father-in-law.
About My Three Sons
Title: My Three Sons
First Air Date: 1960-09-29
Last Air Date: 1972-04-13
Status: Ended
Rating: 6.4/10 (from 34 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