It’s the first night of group play in the NBA Cup and the action kicks off with an Eastern Conference matchup on Prime Video. Tonight’s NBA on Prime doubleheader starts with the Boston Celtics visiting the Philadelphia 76ers,

The Philadelphia 76ers (4-0) will try to extend a four-game winning streak when they host the Boston Celtics (2-3) on Friday, October 31, 2025 at Xfinity Mobile Arena. The game airs at 7 p.m. ET on Amazon Prime Video.