How many movies have Don Keefer and Jerry Ayres acted in together?

They have worked on 2 movies together! Their first movie together was Ace Eli and Rodger of the Skies (1973) while their highest rated movie together was Attack on Terror: The FBI vs. the Ku Klux Klan (1975). They have not worked together since Attack on Terror: The FBI vs. the Ku Klux Klan (1975).