Vincent D'Onofrio, 50 Cent, Amy Ryan, and Vinnie Jones have signed on to star in The Tomb alongside Sylvester Stallone, Arnold Schwarzenegger, and James Caviezel.

The story is set in the world's most inpenetrable prison, which was designed by security expert Ray Breslin (Sylvester Stallone). Ray must figure out a way to outsmart himself, though, when he's framed for a crime and sent to the very prison he created.Amy Ryan plays Breslin's business partner and possible love interest, and Vincent D'Onofrio plays the deputy director of the Prisons Bureau, who convinces Ray to do this one last job before retirement. Vinnie Jones is playing a ruthless prison guard, although no details were given regarding 50 Cent's character.

Mikael Håfström is directing from a screenplay by Miles Chapman and Jason Keller. It isn't known when production may begin.