Gangaa (Amitabh Bachchan) gets shot in the stomach, yet later on the blood stain on his bandage is on his chest.
Near the end, Amitabh enters Amrish Puri's arena carrying an alligator on his back. This is impossible for someone of Amitabh's size as an adult alligator can easily weigh half a ton.
When the baby falls into the river, the black inflatable tube that the baby is lying in is clearly visible.
The use of "rear projection" is clearly visible in many scenes, especially in the song "Nachegi Saraswati".