A 1992 Australian-American science fiction film which was followed by a sequel in 2000.
Fortress

R1h 35m5.9

Watch Fortress

In a bleak future, a maximum-security prison harnesses advanced technology to control and torment its inmates, relying on surveillance, mind-reading devices, and deadly contraptions. A desperate couple, John and his pregnant wife, both confined, make a daring bid to flee before their child is born.

Fortress 2: Re-Entry

R1h 32m4.5

Watch Fortress 2: Re-Entry

Seven years after the original events, Brennick and the rebels are recaptured and taken to a state-of-the-art prison facility in space.

Fortress (1992) background