The Marshalls meet Enik, an intelligent, time-traveling relative of the Sleestak.

The Marshalls learn that their arrival in the Land of the Lost created a paradox in the door of time that's preventing Enik from returning home.

A mysterious pylon turns Will invisible! Perhaps this startling new power can enable him to free Enik - putting an end to the Sleestaks' foolish plan of unleashing the destructive powers of the orb and plunging the land forever into total darkness.

Stung by Torchy's poisonous tail, Will's fate hangs in the balance! Enik refuses to reveal the antidote unless the family rids the valley of the pesky fire-breathing dinosaur - forever. Soon Uncle Jack and Holly find themselves in a desperate race against time, one they all too easily can lose!

A hot air balloonist crashes on the Land of the Lost and promises to bring the Marshalls back to civilization... though he only intends to return with their uncivilized friend Cha-Ka.

The yeti goes on a rampage when the Marshalls disturb an ancient Sleestak statue.

A mysterious woman named Rani steps through a time door and gives Holly advice on dealing with her fears and helping her family.

The Marshalls find half a diary from a former human resident of the Land of the Lost that might hold the key to returning to the real world.

While investigating the Mist Marsh, the guys stumble onto a mysterious woman who has a bit too much in common with Rick.

While searching the Lost City, Will and Holly are captured by lizard-men which are known as Sleestak.

Enik seeks Rick's help when the Sleestak execute a nefarious plan to plunge the world into darkness and overpopulate it with their offspring.

Will and Holly are lured to the Lost City by a hypnotic stone which shows them a vision of their dead mother.

Rick joins forces with an intelligent Sleestak when they end up rooming together with the hungry Sleestak God in the Hole of No Return.

When Will and Holly find a way into a pylon, they discover a device which summons a terrible storm.

When the sun stands still, the Sleestak wrongfully blame Rick for tampering with the pylon.

Holly tries to save Rick and Will after they go into a pylon to investigate a time door.

Holly, Will, and Cha-Ka band together in the wake of devastating losses. Realizing that they now only have each other, the unlucky trio struggles to survive on their own until everybody's fortunes take a surprise turn for the better via a reunion with Uncle Jack!

The Zarn is to blame when gravity begins weighing down the inhabitants of the Land of the Lost.

While fooling with a pylon, Will opens a time door that brings an astronaut and a hurricane to the Land of the Lost.

Following an earthquake, a specter that resembles Holly materializes and pleads for help.

A yeti comes to call when Holly stakes claim to its unicorn

The Marshalls get caught in the middle when a feuding soldier and Indian wander into the Land of the Lost.

When Rick is shocked by magical crystals, Holly is forced to bring him home while Will goes to Enik for help.

Will and Holly save a Pakuni ape-boy named Cha-Ka from Grumpy the Tyrannosaurus Rex.

When a mysterious energy hole appears in the ground and swallows Cha-Ka, Holly attempts a rescue.