Check out the trailer for Tank 432.
The film stars Rupert Evans, Steve Garry, Deirdre Mullins. Nick Gillespie writes and directs.
With nowhere else to hide, a group of mercenaries and their two prisoners take cover inside a long abandoned Bulldog tank. But, while they try to keep the forces outside at bay, the real enemy is already among them, locked inside the 'Belly of the Bulldog'.