Masterspy and Zarin use a phony distress call to lure Supercar to them, and after they have Mike captured and drugged, who will be able to stop them from making off with the super vehicle?

When Mitch the monkey falls ill with sleeping sickness, Mike and Dr. Beaker head for the Amazon jungle to retrieve a special plant that can cure him, but they are captured by a tribe of headhunters.

Bill Gibson and Beaker come under attack by Masterspy as they are transporting an experimental new fuel across the desert. Mike must rescue them before the volatile fuel warms up past its freezing point and explodes.

Masterspy tries to take over an old rubber plantation in Malaysia, not realizing that the girl who now owns the estate is Beaker's cousin, and she has obtained the assistance of Mike and Supercar.

Mike and his friends go to Scotland to solve the mystery of a castle's phantom bagpiper and keep a woman from being swindled out of a valuable gem.

When a painting he just bought is stolen from Dr. Beaker, he discovers that it contained a clue to the secret hiding place of a forger's plates for printing counterfeit money.

Jimmy has a dream in which he and Mitch use Supercar to rescue a princess.

Forced off course on its way to the South Pole, Supercar is forced to land in the ruins of an ancient city, where its passengers discover the secret hideout of a mad scientist who is planning to destroy Washington D.C. with a guided missile.

Mike takes Supercar deep into the ocean to rescue scientists trapped in a bathyscaphe on the sea floor.

Baffled by a series of armored car robberies, Scotland Yard calls in he Supercar team, but when Dr. Beaker decides to take the wheel for the next delivery, he is unaware that he is headed for a deadly trap.

Answering a distress call, Mike and Beaker find that a Professor Karloff plans to take over America by reducing all its citizens to miniature size, but then find themselves on the wrong end of his shrinking ray.

Professor Popkiss comes down with appendicitis. After the operation, Mike has to fly to the Arctic to get the closest blood donor who has Professor Popkiss's blood type.

In the middle of Mike's birthday party, a stranger from outer space arrives and freezes time for everyone but Mike.