Continuity mistake: When the warden's son begins walking down the red carpet and trips up, the shadows of the prison guards can be seen cast on the carpet. When the assistant warden goes to help him up a few seconds later, the shadows of the guards have disappeared from the carpet. (00:56:58)
Continuity mistake: When Sa hands out the leaves for Ricky to use, the leaves are positioned on his fingers in one shot, but when the shot cuts, the leaves are suddenly positioned on his palm. (00:43:35)
Continuity mistake: When Hai attempts to choke Ricky with his intestines, Ricky punches him and Hai falls back. Ricky is shown with his left fist extended further than his right fist. The shot then cuts to a different angle of Ricky where it is now his right fist that is extended further than his left. (00:37:51)
Revealing mistake: When Hai jumps down from the cross, Kuang's body, that has been attached to the cross, is a dummy and not a human body. (00:34:37)
Revealing mistake: When the assistant warden stabs Ricky in the hand with his metal hook hand, in the close-up shots of Ricky's hand, it is apparent that Ricky's hand has been replaced with a fake dummy hand. (00:25:08)
