When a full-scale war is engaged by the evil Scarran Empire, the Peacekeeper Alliance has but one hope: reassemble human astronaut John Crichton, once sucked into the Peacekeeper galaxy through a wormhole. Crichton's task: Get the entire Peacekeeper race to safety before the last war of an era brings and end to the universe.

The Legion to Ensure Total Harmony and Law (L.E.T.H.A.L.), is tracking a criminal mastermind known only as The Warrior. While investigating his combination diamond smuggling/art theft/porn production industry, the agents discover that he has cracked their secret database and has stolen the files on all of their agents. With the help of their martial arts intructor Fu, agents Tiger, Willow and Cobra take on the case while also taking every opportunity to remove their bikini tops.

After a long prison sentence Smiler Grogan is heading at high speed to a California park where he hid $350,000 from a job 15 years previously. He accidentally careens over a cliff in view of four cars whose occupants go down to help. The dying Grogan gives details of where the money is buried and when the witnesses fail to agree on sharing the cash, a crazy chase develops across the state.