The members of the Porter family find themselves trapped in a prehistoric world; they face a Tyrannosaurus rex and find a dinosaur egg that hatches.

Tom is bitten and poisoned by a lizard while searching for a mystery woman Kevin caught on film; the mystery woman, named Christa, helps Kevin look for an antidote.

Tom and Kevin go to rescue Tasha after she is kidnapped by lizard people called Sleestaks.

A lunar eclipse causes the animals and dinosaurs of the land to act strangely; Tom desperately tries to find Christa again.

Annie is turned evil by the power of a crystal that the Sleestaks lost.

Tom decides to send Tasha back into the wild after she causes too much trouble.

A knight named Sir Balen arrives in a portal similar to the one the Porters arrived in.

Kevin falls into an underground cave and gets stuck there by Scarface while trying to help his family stop an erupting volcano from destroying their home.

Shung uses a magic crystal to control Christa's mind.

The family discovers weird noise and static coming from Kevin's TV after an earthquake; Tom thinks the TV can be used to track down a portal to get them home.

Tom and Kevin go to find water while Stink and Tasha look for fruit during a heat wave.

Kevin is convinced that Stink is the culprit when objects start disappearing from the tree house.

Tom sets out to take crystals from the Sleestaks to see if they can power the electrical items when all their batteries die.

Annie befriends a sorceress named Keela after she is banished to the land by a king.

The Porters mistakenly think they have found their way back home while searching for the source of a mysterious TV signal from Earth.

Stink's grandfather comes to visit.

Tom and Kevin are forced by Shung to fight each other for their lives.

Christa experiences haunting memories of her past during a day at the beach.

A boy from the future unknowingly brings a dangerous and intelligent enemy with him.

An image of Tom's late wife lures the Porters to a hidden grotto.

Kevin visits the Valley of Death, where a spit-viper blinds him. Can he rely on Tasha to lead him back home?

When Tom and Kevin lose their memories in one of Cy's defensive traps, Annie must take over.

Kevin plans to use the power of an ancient Sleestak weapon to even the odds with Shung.

Kevin winds up in trouble with Christa, his family, and even the Sleestaks after becoming intoxicated from fermented fruit.

Annie is entrusted with Keela's spellbook while she is away for a few days and can't resist trying out a little magic.

Stink enjoys all of the extra attention he gets after injuring his leg while helping the Porters.