Jefferies worked on set and art designs for over fifteen movies and TV series, including Little House on the Prairie, Dallas, Father Murphy, Ben Casey, and Love American Style. The sample to the right is of the Idol VAAL from Star Trek Episode 38 "The Apple". This is just one of many examples of set design contained in this his Biography:
"Love American Style" presented Matt with the ultimate challenge. Each one-hour show may contain up to three vignettes, each requiring a dfferent set. To gather new ideas, Matt often cruised Hollywood to look into the window displays of furniture stores. Good set designs are the product of creativity and appeal.
