Poll: Sidney's '67

Celebrated Bahamian-American actor Sidney Poitier recently turned 90 years old. Three of his most lauded and important films were all released in 1967 - Guess Who's Coming to Dinner, In the Heat of the Night, and To Sir, with Love. These classic films are essential to the turbulent history of the '60s. Which of these three films do you feel is the greatest? Discuss the list here