Riley ("Control") plays the title character, a young man who stumbles into an underground competition where the wealthy gamble on human beings in a Russian Roulette-like competition.

Rourke will play a convict in a Mexican prison who is sold into the competition. Winstone plays a competitor who has been sprung from a mental institution to participate; 50 Cent ("Righteous Kill") will play an employee assigned to escort Rourke's character to the bloody game.

Statham plays a wealthy British man who bets on the competition and has a peculiar interest in one of the competitors. And Liotta will play a cop on the trail of the illegal game.