Bent on world domination through control of all other computers, a rogue computer sets out to eliminate Steve.
A device threatens to take over all computers; guest Robert Walker Jr.
A beautiful young woman from a Pacific island inhabited by descendants of beings from another planet seeks Steve's help in saving her people from extinction.
Steve can't seem to stop the Venus probe as it cuts a swath of devastation on its way to a large city.
The murderous Venus probe returns to wreak havoc on a city; guests Ken Swofford, Than Wyenn.
A deranged scientist (Jack Colvin) forces Steve to use his bionic powers in a deadly moon-mining operation.
Steve heads into space to learn why storms are ravaging Earth; guests Jack Colvin, Skip Homeier.
Steve learns that a friend of his was responsible for a pre-launch explosion in which Steve was injured.
A hired killer stalks Steve as he seeks to join two space satellites; guest Jenny Agutter.
Adm. Prescott orders the sub destroyed even though Steve is held aboard; guest Stephen Elliott.
Sharks attack Steve as he investigates an abandoned nuclear submarine; guests Pamela Hensley, Josh Taylor.
Steve joins forces with Soviet experts to stop a Venus probe which is loose and wreaking havoc in Wyoming.
Steve rushes to Wyoming to destroy an out-of-control probe, built to explore Venus.
A friend (Steven Macht) of Steve's is the guinea pig in an experiment to transfer computer knowledge into the human brain.
Steve travels to the Middle East with the Air Force Thunderbirds to rescue an endangered prince.
Bionic Andy (Vincent Van Patten) tries to clear his father's name; guests Greg Evigan, Dick Van Patten.
Steve battles aliens planning to build weapons with gold and jewels stolen by Bigfoot; guest John Saxon.
While pursuing the legendary Bigfoot, Steve finds a group of aliens in imminent danger from an earthquake.
While searching Northern California for two missing scientists, Steve finds a set of gigantic footprints.
The suspicious snakebite deaths of two federal agents puts Steve on the trail of moonshiners; guest Katherine Helmond.
A potential threat to an airplane full of officials sends Steve in search of a stolen missile in a mountain lumber camp.
Steve and a test pilot (Leigh Christian) attempt to protect a royal pilot-trainee (Erik Estrada) and prevent a major war.
Steve journeys to Japan to help a friend locate a boy supposedly raised in the wilderness by wolves; guest John Fujioka.
Preparations for a Liberty Bell tour grind to a halt when a disgruntled scientist (Chuck Connors) steals the monument.
After failing to restore her memory, Steve takes Jaime (Lindsay Wagner) on a mission in hopes the challenge will cure her.
Steve is astonished to learn his bionic fiancee (Lindsay Wagner), Jaime, didn't die on the operating table.
Steve escapes police custody after being wrongly nabbed for murder; guest Gary Lockwood.
Jaime (Lindsay Wagner) ignores the danger involved and uses her new powers to help Steve nab international counterfeiters.
Steve's fiancee (Lindsay Wagner) becomes a candidate for bionic surgery after a serious skydiving accident.
Steve teams with a clairvoyant teen to stop a foreign power from obtaining laser-weapons secrets; guest Dick Van Patten.
An undercover agent (George Foreman) becomes embroiled in a complex case of mistaken identity; guest Robert Do Qui.
Steve's attempts to save a rare cougar place a woman trail-guide (Jess Walton) between him and hunters.
A robot duplicate of Oscar Goldman attempts to destroy Steve while trying to obtain a formula for a new energy source.
A Japanese pilot lost on an island since the 1940s comes into possession of a missing atomic warhead; guest Robert Ito.
Kidnappers, and the re-appearance of the woman's supposedly dead husband, disrupt Steve's reunion with an old flame.
A computer expert (Donna Mills) thwarts Steve's best efforts to protect her from murdering kidnappers; guest Tab Hunter.
A story by a TV reporter (Farrah Fawcett) makes Steve the target of international kidnappers; guest Hari Rhodes.
A woman rescues amnesiac Steve after a plane crash in the mountains, then asks him to save her from hostile neighbors.
The ransom in gold for the kidnapped statesman is stolen en route; guest Elizabeth Ashley.
Steve snatches a U.S. ambassador from a kidnap ring, but a statesman is then taken; guest Leif Erickson.
Steve locates the black marketeers' stockpile of nuclear missiles; guests Britt Eklund, David McCallum.
Steve probes a ring peddling nuclear missiles on the black market; guests Britt Eklund, David McCallum.
To help Steve adjust mentally, Wells proposes a mission in the Middle East.
Rudy Wells recalls his first meeting with Steve, and the accident that led to his bionic implants.