Seasons & episodes
S5 · E13Just a Matter of Time 1978-01-08 · 50 min
Steve enters a time warp while on an orbital mission, hurling him six years into the future. Upon landing, the authorities arrest him for treason, believing he defected to Russia and was brainwashed into thinking the time warp occurred. Steve has to both prove his innocence and figure out how to get back to his own time.
S5 · E14Return of Death Probe (1) 1978-01-22 · 50 min
A 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 nuclear weaponry or see the probe set loose on the public forces Steve to find a way to stop the probe, even though it outmatches him in many ways.
S5 · E15Return of Death Probe (2) 1978-01-29 · 50 min
When all physical assaults fail against the new Venus probe, Steve succeeds in tricking it into falling into a pit. However, when it starts drilling towards a city, Steve has a bigger problem than before.
S5 · E16The Lost Island 1978-01-30 · 98 min
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.
S5 · E17The Madonna Caper 1978-02-06 · 50 min
While Steve helps a countess retrieve a microdot with important information hidden on a painting in a museum, she helps herself to a masterpiece and replaces it with a forgery. Oscar sends Steve to retrieve the painting from its buyer before a visiting art expert causes embarrassment by discovering the counterfeit currently on display.
S5 · E18Dead Ringer 1978-02-13 · 49 min
Steve's brush with death is followed by visions that may be the work of a spirit.
S5 · E19Date with Danger (1) 1978-02-20 · 49 min
When OSI's communications chief is accused of spying, Steve attempts to prove his innocence and discovers tampered computer memory. He is led to suspect a computer dating service is behind the ilegal activity, but doesn't realize a computer itself has gained sentience and plans to stop Steve any way it can.
S5 · E20Date with Danger (2) 1978-02-27 · 50 min
Steve teams with the owner of the computer dating service to put a stop to her now-sentient computer. After escaping a computer-arranged assassination, Steve finds himself in a mental facility after his medical records are altered. While the computer attempts to have everyone who knows about it killed, Steve must find a way to escape and stop the computer before it's too late.
S5 · E21The Moving Mountain 1978-03-06 · 49 min
A terrorist steals a Russian rocket launcher and American missilse and plans to hold both countries hostage. Steve is sent along with a beautiful Russian agent to stop the terrorist, but his opposite number has orders to dispose of him and bring back the missiles to her superiors.