Season 3

24 episodes · 1978

A singing teenage hearthrob is kidnapped and replaced by a look-alike.

Diana helps find a stolen antique Rolls Royce with top secret microfilm hidden somewhere inside.

When a scientist develops a way to control matter, he uses it to manipulate the outcome of a football game.

When valuable artwork in a museum mysteriously begins to vanish, Wonder Woman discovers the museum statues may be more life-like than originally thought.

Wonder Woman must stop a disco that lures government engineers, and then taps their minds, stealing national secrets.

A scientist uses her strange power to control insects to prevent the manufacture and distribution of a deadly pesticide.

A scientist who has traveled back in time from the year 2155, thinks she can become a billionaire by using her "inside" information.

Diana's god-daughter, a teenage skateboard whiz, is used by a mobster for extortion and blackmail purposes.

Trained dolphins are being used to put explosives on oil tankers.

Wonder Woman uncovers a plot to steal millions of dollars in jewels from wealthy party-goers by impersonating her and her colleagues.

Wonder Woman helps a leprechaun recover his stolen gold.

Billionaire Harlow Gault has found a way to keep his disembodied brain alive and now wants a new body for it.

Diana goes undercover to crack a ring of criminals who deal in atomic hardware.

Diana must find a stolen laser crystal that has been hidden somewhere at a science-fiction convention, before the bad-guys do.

A hoax has everyone, including Wonder Woman, believing that Earth is being threatened by hostile aliens.

Going undercover to stop extortionists in the record industry gives Diana (and Lynda Carter) a chance to show off her vocal abilities.

Diana must find a reclusive millionaire who is the only one who can help her with a secret device that scrambles missile-guidance systems.

A computer-dating service is the unexpected hiding place for a deadly virus that was stolen from a government laboratory.

A plan to steal priceless historical documents centers around a woman who 'attracts disaster'.

Alien life-forms shaped like small pyramids come to earth and imprison the minds of humans who touch them, taking over a small town. Meanwhile, Diana isn't as careful as she should be.

Humans who have been 'possessed' by the pyramid aliens search for an alien criminal who has the power to shape-shift into anyone, even Wonder Woman.

Wonder Woman goes up against a super-man who is as strong as she is, and a criminal genius who has special powers.

Searching for the leader of a foreign spy ring, Wonder Woman goes to a Washington amusement park where she encounters a disfigured veteran who lives under the roller coaster and 'haunts' the park as its 'phantom'.

Diana is captured on her way to a missile test site and kept captive in a ghost town.