Photo by Focus FeaturesSean Penn in Focus Features' Milk - 2008

Photo by Focus FeaturesJosh Brolin and Sean Penn in Focus Features' Milk - 2008

Photo by Focus FeaturesSean Penn in Focus Features' Milk - 2008

Photo by Focus FeaturesEmile Hirsch, Sean Penn and Allison Pill in Focus Features' Milk - 2008

Photo by Focus FeaturesSean Penn and Victor Garber in Focus Features' Milk - 2008

Photo by Focus FeaturesJosh Brolin in Focus Features' Milk - 2008

Photo by Focus FeaturesSean Penn in Focus Features' Milk - 2008

Photo by Focus FeaturesEmile Hirsch in Focus Features' Milk - 2008

Photo by Focus FeaturesAlison Pill in Focus Features' Milk - 2008

Photo by Focus FeaturesJames Franco in Focus Features' Milk - 2008

Photo by Focus FeaturesEmile Hirsch in Focus Features' Milk - 2008

Photo by Focus FeaturesAlison Pill and Emile Hirsch in Focus Features' Milk - 2008

Photo by Focus FeaturesAlison Pill in Focus Features' Milk - 2008

Photo by Focus FeaturesSean Penn and Diego Luna in Focus Features' Milk - 2008

Photo by Focus FeaturesDiego Luna in Focus Features' Milk - 2008

Photo by Focus FeaturesJosh Brolin in Focus Features' Milk - 2008

Photo by Focus FeaturesJames Franco and Sean Penn in Focus Features' Milk - 2008

Photo by Focus FeaturesJames Franco in Focus Features' Milk - 2008

Photo by Phil Bray/Focus FeaturesSean Penn and Diego Luna in Focus Features' Milk - 2008

Photo by Focus FeaturesDirector Gus Van Sant, Josh Brolin and Sean Penn on the set of Focus Features' Milk - 2008

Photo by Focus FeaturesDirector Gus Van Sant and Sean Penn on the set of Focus Features' Milk - 2008

Photo by Focus FeaturesJames Franco and director Gus Van Sant on the set of Focus Features' Milk - 2008

Photo by Focus FeaturesDirector Gus Van Sant on the set of Focus Features' Milk - 2008

Director Gus Van Sant on the set of Focus Features' Milk - 2008

Photo by Focus FeaturesScreenwriter Dustin Lance Black on the set of Focus Features' Milk - 2008

Photo by Focus FeaturesActivist Danny Nicoletta and Lucas Grabeel in Focus Features' Milk - 2008

Photo by Focus FeaturesActivist Anne Kronenberg and Alison Pill on the set of Focus Features' Milk - 2008

Photo by Focus FeaturesActivist Cleve Jones and Emile Hirsch on the set of Focus Features' Milk - 2008

Photo by Focus FeaturesSean Penn stars in Focus Features' Milk - 2008