Crossword clues for the word: MYTHREESONS The word MYTHREESONS has appeared as an answer to at least 10 crossword clues on different crossword puzzles. Crossword clues for MYTHREESONS Showing 1 to 10 of 10 results Clue(s) 1960-'72 sitcom starring Fred MacMurray, and a hint to the initials of the starred clues' answers 60's sitcom Fred MacMurray sitcom Hit ABC and then CBS sitcom that debuted in 1960: 3 wds. MacMurray rerun Sitcom featuring the Douglas family Situation comedy on TV. Steve Douglas' "family" show TV series of old TV show that premiered 9/29/60