Critical Mass is a 2001 action film directed by Fred Olen Ray (credited as "Ed Raymond") and released direct-to-video. It stars Treat Williams, Lori Loughlin, and Udo Kier. The film features scenes taken straight from other films such as Terminator 2: Judgment Day and Universal Soldier spliced into newly filmed scenes to make up its action sequences.

Plot

The film centers around a group of terrorists who take over a nuclear power plant and a security guard at the plant who tries to stop them.