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S1E1 - New Family (1)
While scouring the sewers of New York, Nick Tatopoulos discovers one of Godzilla's eggs has survived.
Sept. 12, 1998, midnight
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S1E2 - New Family (2)
With Godzilla seemingly dead, the team journey to Jamaica to help the U.S. military investigate the ongoing disappearances in Jamaica.
Sept. 19, 1998, midnight
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S1E3 - D.O.A.
H.E.A.T. are called to help the Central America Republic of Costo Rojo to deal with "El Gusano Gigante", a mutant worm that is devouring untold amounts of crops.
Sept. 26, 1998, midnight
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S1E5 - The Winter of Our Discontent
After Godzilla battles robotic insects, the team encounter their creator: Cameron Winter, a powerful technology mogul and an old rival of Nick's from college.
Oct. 10, 1998, midnight
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S1E4 - Talkin' Trash
In response to a sanitation workers' strike, a colony of petroleum-eating microbes, controlled by nanotechnology, are released to try to curb New York's garbage problem.
Oct. 3, 1998, midnight
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S1E6 - Cat and Mouse
A mutant giant rat emerges from the sewers of Manhattan.
Oct. 31, 1998, midnight
S1E7 - What Dreams May Come
When a strange electrical creature known as the Crackler attacks seemingly random locations in Manhattan, the team investigate.
Nov. 7, 1998, midnight
S1E8 - Leviathan
The team are called to help a rescue mission for xenobiologist Alexander Preloran, who disappeared while on a mission to explore the Leviathan, an alien spacecraft buried at the bottom of the Pacific Ocean for 65 million years.
Nov. 14, 1998, midnight
S1E9 - Hive
H.E.A.T. investigates the tropical island of Santa Marta in the wake of a devastating volcanic eruption. But what they find on the island is that, due to irradiated lava, a hideously mutated ecosystem has developed, including carnivorous plants and gigantic bees.
Nov. 21, 1998, midnight
S1E10 - Bird of Paradise
When villages in Mexico are attacked by a strange winged creature, ornithologist and Elsie's old fiancé Lawrence Cohen calls H.E.A.T. for help.
Dec. 5, 1998, midnight
S1E11 - DeadLoch
H.E.A.T. heads for Scotland after Dr. Hugh Trevor of the Pisces Marine Research Institute claims his facility was attacked by the Loch Ness Monster.
Feb. 6, 1999, midnight
S1E12 - Monster Wars (1)
As tension threatens to break up the H.E.A.T. team for good, major problems arise: a Giant Bat is terrorizing the countryside of Nigeria, the U.S. military has dredged the Leviathan ship from the bottom of the Pacific, and worst of all, the aliens are back.
Feb. 13, 1999, midnight
S1E13 - Monster Wars (2)
From their secret base on Isle del Diablo, the aliens assemble their forces; H.E.A.T. desperately fights to resist.
Feb. 20, 1999, midnight
S1E14 - Monster Wars (3)
As the aliens and their mutation allies attack Earth, H.E.A.T. escapes captivity. They battle to defeat the alien onslaught and free the mutations from their control to help humanity fight back and save the planet from conquest.
Feb. 27, 1999, midnight
S1E15 - Competition
A trip to Japan to investigate a number of mysterious disappearances leads to a battle of wills between H.E.A.T. and the Japanese military, who perceive Godzilla to be a threat.
March 6, 1999, midnight
S1E16 - Freeze
H.E.A.T. are dispatched to aid investigation into the disappearance of a search party looking for oil in Antarctica.
March 13, 1999, midnight
S1E17 - Bug Out
Godzilla is throwing infantile tantrums and H.E.A.T. are growing worried about their ability to control him.
March 20, 1999, midnight
S1E18 - Web Site
H.E.A.T. is charged by the Pentagon to investigate the growing population of spiders near an Army base in the Canary Islands.
May 1, 1999, midnight
S1E19 - An Early Frost
When Godzilla is accused of attacking New York, the military call in H.E.A.T. to help contain him. But Phillipe Roache has returned from France...with orders to terminate Godzilla.
May 8, 1999, midnight
S1E20 - Juggernaut
The Techno-Sentient, an alien piece of technology, falls to Earth and begins to bond with all manner of human technology, growing to gargantuan proportions.
July 31, 1999, midnight
S1E21 - Trust No One
Acting on confidential information from Phillipe, H.E.A.T. investigate an abandoned lab in the Amazon rain forest where, 50 years before, French scientists succeeded in creating a creature made of pure DNA.
Aug. 14, 1999, midnight