Jake Gyllenhaal and Robert Graysmith at an event for Zodiac (2007)

Jake Gyllenhaal, Mark Ruffalo, and Robert Graysmith at an event for Zodiac (2007)

Robert Downey Jr., Jake Gyllenhaal, and Mark Ruffalo in Zodiac (2007)

Dermot Mulroney, Adam Goldberg, and Mark Ruffalo in Zodiac (2007)

Anthony Edwards and David Fincher in Zodiac (2007)

Chloë Sevigny and Jake Gyllenhaal in Zodiac (2007)

Lee Norris and Ciara Moriarty in Zodiac (2007)

Robert Downey Jr. and Jake Gyllenhaal in Zodiac (2007)

Jake Gyllenhaal and Mark Ruffalo in Zodiac (2007)

Anthony Edwards, Elias Koteas, John Carroll Lynch, and Mark Ruffalo in Zodiac (2007)

Anthony Edwards and Mark Ruffalo in Zodiac (2007)

Robert Downey Jr., Chloë Sevigny, Jake Gyllenhaal, and Mark Ruffalo in Zodiac (2007)