Trailer for “Edge of the City.” Shot of the script girl explaining her job to the audience. She praises “Edge of the city.” Shots of Sidney Poitier and John Cassavetes playing music together. The script girl introduces the actors. Medium shots of Poitier and Cassavetes in conversation. Shot of Cassavetes fighting a man on train tracks. Shot of Cassavetes dancing at a party. Sequence of Poitier fighting a man with meathooks.