How many movies have Ella Fitzgerald and Norman Granz collaborated on?

They have worked on 2 movies together! Their first movie together was Ella Fitzgerald - Live at Montreux Jazz Festival 1975 (1975) while their highest rated movie together was Norman Granz’ Jazz in Montreaux presents Ella and Basie '79—"The Perfect Match" (1979). They have not worked together since Norman Granz’ Jazz in Montreaux presents Ella and Basie '79—"The Perfect Match" (1979).