
John Whitney was a guest on the inaugural episode of Screening Room in November, 1972. He showed and discussed Permutations, 1-2-3-Osaka, Matrix, Matrix III and a film by his son, John Whitney Jr., called Terminal Self.
Les Blank, along with music writer Peter Guralnick, appeared on Screening Room in January 1973 to discuss his recent work and screen The Blues Accordin' to Lightnin' Hopkins, also footage from what later comprised Dry Wood and Hot Pepper.