actor (2)

1978	Invasion of the Body Snatchers	Taxi Driver	7.40
1971	Dirty Harry	Pedestrian Passing Harry's Car (uncredited)	7.70

director (3)

1979	Escape from Alcatraz		7.50
1971	Dirty Harry		7.70
1956	Invasion of the Body Snatchers		7.70

producer (2)

1979	Escape from Alcatraz		7.50
1971	Dirty Harry		7.70