Professor Quatermass is resisting the planners of a rocket project known as the Dead Man's Deterrent. Meanwhile excavation is going on at Hobbs Lane, long the site of reported imps and devils.
When two old men need a miracle in order to keep their home, the answer arrives in the unlikely form of a killer on the run from the law.
Claustrophobic plainsman Poney Thompson is arrested for murdering a man who maliciously shot his dog, but an ironic fate awaits him after he breaks free from Chester's custody.
Ricardo asks for Diego's help in winning Anna Maria's heart, for he feels Zorro is too much competition for the two men to overcome. If they can make it seem that Zorro is seeing another woman, Anna Maria will scorn him, thus dropping the field of suitors to a more manageable size. Ricardo plans to accomplish this by dressing as Zorro and serenading Anna Maria's cousin, Milana del Carmen.
Lucas accuses the young foreman of a neighboring ranch of rustling one of his calves.
It's hard to tell who's the bigger cheater when a wife and her husband's jealous mistress sit down for some lethal negotiating.
Financially desperate Jack Fitch robs a stagecoach and abducts passenger Laura Church, unaware that she is "engaged" to an unscrupulous businessman who threatened to ruin her father if he did not agree to the marriage.
Anna Maria Verdugo returns to Monterey from San Francisco and becomes the object of Ricardo del Amo's affection. This friend of Diego's is an incurable practical joker. Ricardo realizes that Diego is also attracted to Anna Maria and hopes to lessen the competition by having some fun at his friend's expense.
Dan Willard is filling in as temporary marshal while Micah is away. Some Texas cowhands are in North Fork looking for some fun and relaxation, but Dan keeps coming down hard on them. Dan's father tells Lucas that he feels Dan is trying to prove himself as a man to compensate from being dropped from West Point Academy because of his poor eyesight. The Texas cowhands have had enough of being pushed around when Marshal Dan posts an ordinance that all visitors must check their guns at the Marshal's office. Now, they're out to cause some real trouble for Dan.
Bart is a helpless victim of his charms. Two scheming women are after him: one wants to murder for his love; the other just wants to murder him.
When a hypnotist puts a young woman into a trance during a seance, things go wildly out of control and she stabs her husband. But is she really to blame for her actions?
When Doc arrives too late to save his patient, her husband, a good friend of Matt's, blames Doc for her death.
The broken truce has convinced Joaquin that Diego cannot be trusted and, that if not for Zorro, he would have been killed. When Diego and Bernardo ride to his camp to explain, the rebel leader orders his men to lock the visitors in leg irons until he can decide upon a suitable fate for them. Joaquin announces his plans to kill the governor the next day while he visits a local shrine. When he tries to ride there, however, Joaquin is accidentally captured by Sergeant Garcia.
Bret tries to help a pair of star-crossed lovers whose feuding families have taken him prisoner.
White men pretending to be Indians attack greenhorn Harry Pope at night, and he kills one of them. Now the dead man's friends want revenge.
Down on the farm, Huck is on alert for the fox that is always trying to rob the chicken coop. No matter what scheme ol' Foxy thinks of to steal a chicken, Farmer Huck is there to thwart him- but good.
Pixie, Dixie and Jinks live happily in a cheese factory. Jinks is replaced by a cat named Bullet. All three try creative ways to get back in.
Capitan Briones escalates his campaign against Joaquin by ordering that a peon be whipped until he reveals the rebel's hiding place. Zorro uses his own whip to stop Briones, then frees the peon. Shortly after, the real governor returns and Rico explains that his harsh rule was only imposed to make the capital a well-run city. Rico then convinces the governor to offer the rebel a truce so he can explain his case, planning all the while to kill Joaquin as soon as the outlaw turns himself in.
Rebecca Snipe is returning to North Fork after a long visit away. Before her stage left, she over hears a man saying he's going to North Fork to kill a big man with a big mouth. Upon Rebecca's arrival in North Fork, Mark is smitten with her and gets it in his head to play matchmaker between her and his pa. Thinking Lucas has intentions on their sister, the Snipe brothers come looking for Lucas to see if he measures up to their standard of being good enough for her.