Saturday Morning Cartoons: Mister Magoo by Ray Schuck · Published April 11, 2020 · Updated April 11, 2020 This week’s edition of Saturday Morning Cartoons features the theme music from the Mister Magoo television series, which originally ran from 1960 to 1962. How do you rate this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post.