THE ANSWERS:
AG = American Grafitti (1973)
BR = Blade Runner (1992)
CO = Crossing Over (2009)
HH = Hollywood Homicide (2003)
PG = Patriot Games (1992)
PI = Presumed Innocent (1990)
RH (2 answers) = Regarding Henry (1991) and Random Hearts (1999)
SW = Star Wars
WG = Working Girl