An unstoppable hunter tracks Roxton after he is cursed by a guardian of a sacred burial ground.
Scientist and explorer George Challenger learns from a dying colleague of a prehistoric world and organizes an expedition to find it.
Desperate to escape and more than a little greedy, Marguerite offers Veronica to a tribal chief in return for jewels and safe passage off the plateau for her group.
When Roxton is running from a tyrannosaur, the earth suddenly swallows him up; the party follows a river to an underground ocean.
Stung by a giant bee, Summerlee lies near death; Challenger seeks a way to repel an attack by the ape-men.
In order to free Challenger from her tribe, the team must retrieve the bones of a warrior queen's husband.
Christecs brand Summerlee (Michael Sinelnikoff) a devil after he revives a drowning child. With Peter McCauley, David Orth, Rachel Blakely, William Snow and Jennifer O'Dell.
A vampire bite elevates Roxton's hunting instincts to a bloodthirsty level; a smitten native will fight Malone to the death for Veronica.
Druids worship Marguerite, who bears the mark of an ancient prophet; Veronica and Summerlee find a baby.
A search for Veronica's parents leads to a paradise guarded by prehistoric creatures and filled with beautiful, talented immortals.
Roxton, Challenger and Summerlee bring badly injured Malone to a magic healer in order to save his life.
Challenger, Malone and Marguerite find a subterranean civilization after being trapped in an abandoned mine.
Roxton changes the lives of the Tintas when he kills a warrior from the Hikari tribe; a World War I flying ace crashes in the jungle and takes Marguerite, Malone and Summerlee as prisoners.
Challenger meets up with a former scientific rival; an old witch may have the key to an escape from the Lost World.
Travelers from the future arrive in the Lost World to manipulate history.
Veronica reunites with her father; the team must fight Kartas, a bounty hunter after Veronica's father.
The explorers mistakenly help a leader with ill intentions take back his throne, forcing them to fix what they had done.
Roxton is determined to help deliver the chosen one to the elders to fulfill an old man's dying wish.
The Tribune returns, with enough gunpowder to takeover the world. One of the explorers may be lost forever when a battle breaks out.