How many movies have Fred Draper and Mario Gallo acted in together?

They have worked on 2 movies together! Their first movie together was A Child Is Waiting (1963) while their highest rated movie together was A Woman Under the Influence (1974). They have not worked together since A Woman Under the Influence (1974).

Role
Dr. Sack (uncredited)
Role
Dr. Ernie Lombardi (uncredited)