Which star in "Zodiac" was also in "Samantha"?
Zodiac (film):  The film stars Jake Gyllenhaal, Mark Ruffalo, and Robert Downey, Jr., with Anthony Edwards, Brian Cox, Elias Koteas, Donal Logue, John Carroll Lynch, Dermot Mulroney, and Chloë Sevigny in supporting roles.
i don't know