With Steve Austin and Dr. Rudy Wells held captive on the ocean floor, Oscar Goldman and the Navy seem to be left with only two options - let the thieves escape with the sub... or destroy it before they can - most likely killing Steve and Rudy in the process.
Thieves intending to gain control of an OSI satellite need to delay the mission to repair it until their technology is perfected. They can either sabotage NASA's Saturn rocket or kill the astronaut scheduled to take it up.
During a plane ride Steve and Rudy make an emergency landing near the desert town of Bridgeton due to a tornado. While looking for medical attention for Rudy, Steve runs afoul of a group of bank robbers. Meanwhile, a group of school children and their teacher get stuck atop a mountain.
Dr. Charles Leith's efforts to find the mineral dilanthium on Luna, rather than the asteroid where it was supposed to be sought, continues to endanger Earth, and Colonel Steve Austin has to employ his bionics for climate-damage control by restoring Luna to its proper orbit.
Steve's latest mission has him trying to lure out some people who have managed to infiltrate OSI and make off with some of their new projects. He and another agent are suppose to pose as a married couple and they are transporting a power unit. What they don't know is that they made one of their own look like the agent Steve is working with. And while in transit they grab her and send their ringer in.
While testing a new fuel aboard an experimental space craft, Col. Steve Austin experiences difficulties while preparing to land and is pulled off course to splash down near a remote island in the Pacific. There, he attempts to contact Oscar at OSI to inform him of his whereabouts, but when another government agent shows up and identifies himself as Oscar's replacement, the Colonel is shocked to learn that 6 years have supposedly passed, Oscar is dead and he has been declared a traitor after supposedly defecting to the Soviet Union.
When a new alloy is stolen, Oscar sends Steve to investigate. He eventually learns that the ones who stole the alloy have used it to recreate the Russian space probe, he encountered before. Now they have to find a way to stop it.
Steve and Oscar learn that a foreign diplomat is using the probe for the purpose of blackmail: the government must turn over two nuclear warheads to him or a U.S. city will be devastated by the probe. Steve must try and stop the probe.
Season 5 episode 16 The Lost Island is actually two episodes, part 1 and part 2. In part 1: the OSI agency loses one of its satellites, which crashes on a remote ocean island, and is now cracked and leaking neutron radiation which is negatively affecting the other-worldly humanoids that inhabit the island and electromagnetically cloak it in invisibility. A decision is made by the aliens to send Da Nay, a young alien woman, to the U.S. to find and bring back a serum that will boost the aliens' immunity and thus allow all the aliens to leave the island and survive with ...
Oscar sends Steve to the American Art Gallery to assist a Countess in stealing The Madonna painting in order to obtain a secret microdot that contains details of the Warsaw Missile Pact. Steve unknowingly is then duped in the theft by the Countess as she switches the painting for a fake one. As Oscar and Steve are tipped off of the fake in the Gallery by the Museum Director, the Countess sells the original for 5 million dollars to an art collector. Then Steve poses as a rich Texas oilman and art collector in order to purchase the original Madonna for 8 million "...
Steve Austin is lead to believe through accidents and a psychologist (Margaret) that his spirit has left his body at a previous point in time when he died from the crash that lead to his bionics. Furthering this spiritual belief involves an office explosion, a seance, a spiritually possessed woman who tries to kill Steve with a fireplace poker, a car that drives itself and multiple ghost like appearances resembling Steve Austin. The plot thickens as Oscar informs Steve that two Russians are in town bent on capturing him, dead or alive, wanting the technology of his ...
Part 1 of Date with Danger: Robert Walker Jr. stars in dual roles, one as OS agent, the other as an evil computer hacker bent on controlling computers, satellites, and then the world. Bob Eubanks (game show host of The Newlywed Game) costars as Robert Walker Jr. evil sidekick. Robert Walker Jr., as evil Cloche, sends instructions to take over bank accounts, hiring an assassin to kill Steve Austin, blow up buildings, etc. while trying to seduce his co-tenant. Cloche is also panting false information to frame what he is doing on his lookalike in the OS.
See part 1 description for plot line. Season 5, episode 20, Date with Danger, part 2: Cloche continues to send his hired assassin to kill Steve Austin. Steve finds and interrigates Cloche's evil sidekick (Bob Eubanks), who reveals Cloche's plan to control satellites and, in turn, the world. Cloche's and Steves romantic interest is kidnapped by Cloche to try to trap Steve.
Steve Austin teams up with a KGB agent, Andrea Mastrova, to track down stolen U.S. smart missiles developed by the OSI and a stolen Russian missile launching tank both taken by a man named Santos. Unbeknownst to Steve, his life may be in additional danger if Mastova finds out that he is responsible for her father's death.