- 5.8/10(403 votes)
#1 - The Barrier
Loading...S3:E13The team races to stop the hybrids from breaching the barrier wall by shutting down the last beacon that draws them in.
0 CommentsView allDirector:Michael Katleman - 6.6/10(318 votes)
#2 - West Side Story
Loading...S3:E12After the team’s plane suffers a catastrophic accident in the hybrid zone, Dariela and Tessa set out on a rescue mission to save them.
0 CommentsView allDirector:Gary Fleder - 6.8/10(316 votes)
#3 - Oz Is Oz
Loading...S3:E6Mitch seeks to rescue Clementine from her captors, and a glimpse into Jackson’s sister Abigail’s past reveals the origins of the hybrids.
0 CommentsView allDirector:Michael KatlemanWriter:Matt Pitts - 6.8/10(307 votes)
#4 - Wham, Bam, Thank You Sam
Loading...S3:E7The team sets out on a rescue mission for Abe and Dariela’s son, Isaac. Then, in search of information on a new hybrid, Mitch and Jamie travel to California, where they cross paths with a familiar face from their past.
0 CommentsView allDirector:Alexander H. Gayner - 6.8/10(308 votes)
#5 - Stakes on a Plane
Loading...S3:E8Abigail holds Jackson prisoner in order to extract information from him that is critical to her secret master plan, and the team faces a mid-air crisis when their plane experiences an electrical malfunction
0 CommentsView allDirector:Jet Wilkinson - 6.8/10(302 votes)
#6 - The Black Forest
Loading...S3:E9After Mitch’s alter ego, Mr. Duncan, attacks the team’s plane then flees, Jamie, Abe and Max set out to find him and help.
0 CommentsView allDirector:David Barrett - 6.9/10(337 votes)
#7 - Ten Years Gone
Loading...S3:E3Abraham and Dariela consider making a deal with Reiden Global for personal reasons, and Jamie and Clementine perform a risky surgery on Mitch.
0 CommentsView allDirector:Edward Ornelas - 6.9/10(328 votes)
#8 - Welcome to the Terra Dome
Loading...S3:E4Abraham and Dariela reunite with the team as they try and stop the hybrids from taking over New York City.
0 CommentsView allDirector:Greg Beeman - 6.9/10(320 votes)
#9 - Drop It Like It’s Hot
Loading...S3:E5While Jamie’s under arrest, she manages to manipulate Mitch and Logan into helping her hunt shepherds, members of a secretive group responsible for sterilizing humans
0 CommentsView allDirector:Norman Buckley - 6.9/10(300 votes)
#10 - Once Upon a Time in the Nest
Loading...S3:E10After Jackson attacks Abigail, the team rushes to save her as her life hangs in the balance.
0 CommentsView allDirector:Avi Youabian - 6.9/10(306 votes)
#11 - Cradles and Graves
Loading...S3:E11As the team is trapped inside the plane by toxic spores surrounding them, complications arise during the delivery of Clementine’s baby.
0 CommentsView allDirector:Jennifer Lynch - 7.0/10(449 votes)
#12 - No Place Like Home
Loading...S3:E1Ten years after the animals were cured but at the cost of sterilizing the human population, a new threat rises in the form of “the hybrids,” an army of unstoppable lab-made creatures focused on destroying mankind.
0 CommentsView allDirector:Michael Katleman - 7.0/10(365 votes)
#13 - Diaspora
Loading...S3:E2Jackson and Logan discover a link between the hybrid attacks that occur in Portland and New York; Mitch is interrogated by a woman claiming to be his daughter, Clementine; and a new development in Abraham’s research into the sterility crisis endangers his family.
0 CommentsView allDirector:Michael Katleman - 7.3/10(1.1k votes)
#14 - First Blood
Loading...S1:E1In Botswana, guides Jackson Oz and Abraham Kenyatta come across a mysterious series of lion attacks. In LA, two lions escape a zoo and go on a rampage, and investigative reporter Jamie Campbell believes that it's tied to pesticide infested food sold by Reiden Global.
0 CommentsView allDirector:Brad AndersonWriter:N/A - 7.3/10(829 votes)
#15 - Fight or Flight
Loading...S1:E2Jackson discovers that Abraham is alive and stages a daring rescue to bring his friend home safely. Meanwhile, Jamie suspects that Reiden Global's pesticide is responsible for the lion attacks and convinces Mitch to help her. In Paris, a mysterious man approaches Chloe and asks her to accompany him.
0 CommentsView allDirector:Michael Katleman - 7.3/10(746 votes)
#16 - The Silence of the Cicadas
Loading...S1:E3Jackson and Abraham travel to Robert's isolated lab to recover his research. Meanwhile, Jamie convinces Mitch to go to New Orleans with her to approach a sympathetic senator, and Gaspald convinces Chloe to join forces with him.
0 CommentsView allDirector:Chris LongWriter:Denitria Harris-Lawrence - 7.3/10(707 votes)
#17 - Pack Mentality
Loading...S1:E4Jackson, Jamie, and Chloe travel to Mississippi to investigate the prison fire, while Abraham and Mitch go north to trap and study wolves.
0 CommentsView allDirector:David GrossmanWriter:Bryan Oh - 7.3/10(664 votes)
#18 - Blame It on Leo
Loading...S1:E5Jackson, Jamie and Agent Shaffer search for a chemist in Alabama who has evidence of Reiden Global's role in the growing animal problem. Meanwhile, Chloe, Mitch and Abraham fly to Rio de Janeiro to delay the local government's plan for a massive bat extermination and come up against a ruthless drug lord.
0 CommentsView allDirector:Steven A. AdelsonWriter:Jay Faerber - 7.3/10(621 votes)
#19 - This Is What It Sounds Like
Loading...S1:E6Abraham works to save Chloe and Mitch from a drug lord; Jackson and Jamie continue to work with Agent Shaffer in search of Evan Lee Hartley and the Mother Cell after Leo is killed in the crash.
0 CommentsView allDirector:David SolomonWriter:Carla Kettner - 7.3/10(583 votes)
#20 - Emotional Contagion
Loading...S1:E10On the run as fugitives, the team flies to Zambia to gather leopard DNA in order to manufacture a cure for the abnormal behavior that's affecting animals worldwide. When it’s time to leave, they need to reach out to animal rights activist Ray Endicott to get safe passage out of the country. Also, Chloe makes the ultimate sacrifice to avoid further bloodshed.
0 CommentsView allDirector:Christine MooreWriter:Jay Faerber - 7.3/10(457 votes)
#21 - Collision Point
Loading...S2:E3A tragedy strikes the team's only ally within the government, leaving Jackson and the team on their own to stop a surge of animal-related attacks from destroying the city of Geneva, Switzerland. Meanwhile, Dariela discovers something shocking about General Davies; and in the Canadian wilderness, Jamie comes across a troubling detail about Logan.
0 CommentsView allDirector:Steven A. Adelson - 7.3/10(406 votes)
#22 - Jamie's Got a Gun
Loading...S2:E7Mitch digs into Jackson’s past to get the answers they need to make the cure. Also, the rest of the team hunts for evidence related to the triple helix inside a quaint English town.
0 CommentsView allDirector:Lee Rose - 7.4/10(607 votes)
#23 - Sleuths
Loading...S1:E7The team heads to Paris to investigate a group of bears whose trackers have gone offline. Mitch makes a shocking new discovery about the Mother Cell. Chloe runs into her ex-fiancé.
0 CommentsView allDirector:Dean WhiteWriter:Denitria Harris-Lawrence - 7.4/10(610 votes)
#24 - The Cheese Stands Alone
Loading...S1:E8The team discovers a terrifying rat infestation when a cargo ship carrying the bloodthirsty rodents washes up off the coast of Massachusetts. Also, unbeknownst to the rest of the team, Mitch reconnects with his terminally ill daughter in Boston as he prepares to make a trade with Reiden-Global to save her life.
0 CommentsView allDirector:Eric Laneuville - 7.4/10(590 votes)
#25 - Murmuration
Loading...S1:E9Jamie contacts a fellow journalist in an attempt to expose the truth about Reiden’s involvement in the global animal problem. After realizing Delavenne works for Reiden, Mitch escapes with both the Mother Cell and his daughter’s medication. However, on their way to deliver the medication, Mitch and Abraham come face-to-face with a terrifying army of birds.
0 CommentsView allDirector:Michael KatlemanWriter:Bryan Oh


The Worst Episodes of Zoo
Genre:Drama
Network:CBS
Every episode of Zoo ranked from worst to best. Explore the Worst Episodes of Zoo!
Set amidst a wave of violent animal attacks sweeping across the planet, a young renegade scientist is thrust into a race to unlock the mystery...
Episodes
39
Avg. Rating
7.2
S1
S2
S3
S4
E1
E2
E3
7.3
7.5
7.0
7.3
7.5
7.0
7.3
7.3
6.9
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Worst Episodes Summary
"The Barrier" is the worst rated episode of "Zoo". It scored 5.8/10 based on 403 votes. Directed by Michael Katleman and written by Bryan Oh, Nick Parker, it aired on 9/21/2017. This episode scored 0.8 points lower than the second lowest rated, "West Side Story".