Season 5 · Episode 16 — The Lost Island
While searching for a fallen satellite in the Pacific, Steve rescues a drowning victim who turns out to be an alien. She offers to help him acquire the satellite, which has landed on her race's invisible island. However, many of the island's populace in fear of a revolution, yet are unable to leave due to a lack of an immune system to Earth illnesses. Steve must get an experimental serum for her before she will help him.
Season 5 episodes
E1Steve is captured while investigating the unusual power failure of a nuclear submarine.
E2A nuclear submarine is commandeered for the purpose of piracy and extortion. Steve investigates and is captured. To escape he must eluded t…
E3Steve is on a mission involving a test satellite. But Steve becomes a target when the satellite is needed to gain control of a missile to b…
E4The daughter of Steve's friend, David McGrath, is kidnapped in order to force David to kill Steve. When the attempt on Steve fails, David c…
E5Steve thought Bigfoot had returned to space. But when Bigfoot is seen and photographed by an anthropologist, Steve travels to her camp to i…
E6Two locals join Steve when he attempts to rescue a group of students in a stalled cable car halfway up a mountain. They must rescue the stu…
E7Steve goes undercover, joining a roller derby team whose owner plans to acquire and sell top-secret information. When the owner discovers t…
E8Steve is sent to the moon to investigate an orbital shift which is causing major upheavals in the Earth's climate. It turns out the upheava…
E9Steve is captured on the moon and is forced to help the scientist, who believes he's found a new energy source, and who threatens nuclear d…
E10Steve poses as a newlywed with another OSI agent to uncover who broke into headquarters in search of an atomic bomb. Travelling via RV, the…
E11Steve investigates his girlfriend's disappearance while she was piloting a new plane with anti-radar technology. He discovers one of the pl…
E12Steve is assigned to gain the confidence of a scientist who has developed a weapon to capture soldiers non-violently, but refuses to hand o…
E13Steve enters a time warp while on an orbital mission, hurling him six years into the future. Upon landing, the authorities arrest him for t…
E14A new, deadlier Venus probe is tested in a desolate area as a demonstration for Steve and Oscar, but a threat to Oscar to either hand over…
E15When all physical assaults fail against the new Venus probe, Steve succeeds in tricking it into falling into a pit. However, when it starts…
E16While searching for a fallen satellite in the Pacific, Steve rescues a drowning victim who turns out to be an alien. She offers to help him…
E17While Steve helps a countess retrieve a microdot with important information hidden on a painting in a museum, she helps herself to a master…
E18Steve's brush with death is followed by visions that may be the work of a spirit.
E19When OSI's communications chief is accused of spying, Steve attempts to prove his innocence and discovers tampered computer memory. He is l…
E20Steve teams with the owner of the computer dating service to put a stop to her now-sentient computer. After escaping a computer-arranged as…
E21A terrorist steals a Russian rocket launcher and American missilse and plans to hold both countries hostage. Steve is sent along with a bea…