The first trailer for upcoming thriller Money Monster, that reunites Ocean's Eleven co-stars George Clooney and Julia Roberts, has been released, and its intense.

The drama, directed by Jodie Foster and shot in real time, follows TV finance guru Lee Gates (Clooney) and his producer Patty Fenn (Roberts) as they are held hostage by an irate gunman who was left penniless after stocks he invested in crashed.

Played by Unbroken's Jack O'Connell, the gunman demands to know the truth behind the mysterious stock crash.

"I might be the one with a gun here, but I am not the criminal," O'Connell says in one scene.Money Monster releases in Australia on June 2.