The invention relates to an automatic massage chair for a movie hall. The automatic massage chair comprises a base and a backrest fixedly connected with the base, a back massage device is arranged inthe backrest, a headrest is arranged at one end, far away from a seat cushion, of the backrest, the back massage device comprises a driving motor, a rotating rod and a plurality of massage rods, the driving motor is arranged in the backrest, the rotating rod is coaxially and fixedly connected with a driving shaft of the driving motor, the massage rods are hinged to one end, far away from the driving motor, of the rotating rod, the driving shaft of the driving motor faces the backrest, a universal ball seat is arranged at one end, far away from the rotating rod, of each massage rod, massage balls are arranged in the universal ball seats, a limit rod is coaxially and fixedly arranged at one end, far away from the driving motor, of the rotating rod, a limit block is arranged at one end, far away from the rotating rod, of the limit rod, a limit cavity is defined among end faces of ends, far away from the driving motor, of the limit block, the limit rod and the rotating rod, one end, far away from the corresponding massage ball, of each massage rod is positioned in the limit cavity, and a torsion spring is arranged between each massage rod and the limit rod. The automatic massage chairhas better massage effects.