The BEST Episodes of Zoo

Every episode ever - ranked by fan votes!

Last Updated: May 9, 2020

Network: CBS

Zoo is a global thriller about a wave of violent animal attacks against humans sweeping the planet. James Wolk will play Jackson Oz, a young, renegade American zoologist who spends his days running safaris in the wilds of Africa when he begins noticing the strange behavior of the animals. As the assaults become more cunning, coordinated and ferocious, he is thrust into the race to unlock the mystery of the pandemic before there’s no place left for people to hide.

Pangaea

#1 - Pangaea

Season 2 - Episode 12 - Aired Sep 6, 2016

Mitch and Jamie hatch a daring plan to undermine the Noah Objective once and for all, and the team reunites on the Island of Pangaea where the final pieces of the cure are put in place.

star 7.73
1,375 votes
Directors: Gary Fleder
Writers: Bryan Oh, Nick Parker
Sex, Lies and Jellyfish

#2 - Sex, Lies and Jellyfish

Season 2 - Episode 6 - Aired Jul 26, 2016

The team travels to Portugal where they square off against a dangerous venom dealer in order to get one step closer to the cure. Also, Jackson's increasingly erratic behavior jeopardizes the entire team.

star 7.69
1,580 votes
Directors: Ed Ornelas
Writers: Jay Faerber, Matt Pitts
The Yellow Brick Road

#3 - The Yellow Brick Road

Season 2 - Episode 10 - Aired Aug 23, 2016

With Jackson missing, Mitch and Abraham race to find him before General Davies and the International Animal Defense Group can locate him and prevent the team from making a cure. Also, Jamie, Dariela and Allison make a last-ditch effort to convince the Russian government to drop out of the Noah Objective.

star 7.66
1,465 votes
Writers: Carla Kattner
Sins of the Father

#4 - Sins of the Father

Season 2 - Episode 9 - Aired Aug 16, 2016

Jackson faces the most difficult decision of his life. Also, Mitch reluctantly enlists help from his father, Max Morgan, to investigate the origin of the final set of triple helix animal bones.

star 7.64
1,443 votes
Writers: Carla Kattner
West Side Story

#5 - West Side Story

Season 3 - Episode 12 - Aired Sep 14, 2017

After the team’s plane suffers a catastrophic accident in the hybrid zone, Dariela and Tessa set out on a rescue mission to save them.

star 7.63
1,016 votes
Directors: Gary Fleder
Writers: Geoff Tock, Gregory Weidman
That Great Big Hill of Hope

#6 - That Great Big Hill of Hope

Season 1 - Episode 13 - Aired Sep 15, 2015

Jackson and the team make a final attempt to find a cure to the worldwide animal pandemic, but hit an obstacle that may be impenetrable.

star 7.63
1,382 votes
Writers: Jeff Pinkner, Scott Rosenberg
Drop It Like It's Hot

#7 - Drop It Like It's Hot

Season 3 - Episode 5 - Aired Jul 27, 2017

While 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.

star 7.61
1,331 votes
Directors: Norman Buckley
Writers: Melissa Glenn, Nicole Phillips
Cradles and Graves

#8 - Cradles and Graves

Season 3 - Episode 11 - Aired Sep 7, 2017

As the team is trapped inside the plane by toxic spores surrounding them, complications arise during the delivery of Clementine’s baby.

star 7.61
1,047 votes
Directors: Jennifer Lynch
Writers: Melissa Glenn, Nicole Phillips
Clementine

#9 - Clementine

Season 2 - Episode 13 - Aired Sep 6, 2016

Mitch and Jamie hatch a daring plan to undermine the Noah Objective once and for all, and the team reunites on the Island of Pangaea where the final pieces of the cure are put in place.

star 7.58
773 votes
Writers: Bryan Oh, Nick Parker
Oz is Oz

#10 - Oz is Oz

Season 3 - Episode 6 - Aired Aug 3, 2017

Mitch seeks to rescue Clementine from her captors, and a glimpse into Jackson’s sister Abigail’s past reveals the origins of the hybrids.

star 7.58
1,288 votes
Writers: Matt Pitts
Wild Things

#11 - Wild Things

Season 1 - Episode 12 - Aired Sep 8, 2015

Chloe tries to bring light to the rising threat from the animals. Jackson is taken to a hospital and while they are there Mitch works to create a cure. However, there are many obstacles they must overcome.

star 7.57
869 votes
Directors: John Polson
Writers: Carla Kettner
The Day of the Beast

#12 - The Day of the Beast

Season 2 - Episode 1 - Aired Jun 28, 2016

The animal attacks continue and the team discovers that the mutation has advanced further... rendering their cure ineffective. Now with the aid of an anonymous sponsor, the team head to Argentina to meet with a scientist who may have discovered the key to the mutation.

star 7.56
1,928 votes
Writers: Matt Pitts, Melissa Glenn
Once Upon a Time in the Nest

#13 - Once Upon a Time in the Nest

Season 3 - Episode 10 - Aired Aug 31, 2017

After Jackson attacks Abigail, the team rushes to save her as her life hangs in the balance.

star 7.56
1,100 votes
Directors: Avi Youabian
Writers: Jay Faerber, Shintaro Shimosawa
The Contingency

#14 - The Contingency

Season 2 - Episode 11 - Aired Aug 30, 2016

Mitch and Jamie brave an animal attack at the Russian Embassy in Washington, D.C., and Jackson finally gets the answers he’s been looking for from a surprising source.

star 7.56
1,467 votes
Directors: Leslie Libman
Writers: Melissa Glenn, Rebekah F. Smith
The Moon and the Star

#15 - The Moon and the Star

Season 2 - Episode 5 - Aired Jul 19, 2016

Jamie and Logan arrive in Caraquet but are horrified to find it’s not the refuge they hope for. Also, after the team gets a lead on Jamie’s location, they eagerly head to Caraquet in the hopes of reuniting with her.

star 7.56
1,649 votes
Directors: Norman Buckley
Writers: Bryan Oh, Nick Parker
Diaspora

#16 - Diaspora

Season 3 - Episode 2 - Aired Jul 6, 2017

Jackson 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.

star 7.56
1,351 votes
Writers: Bryan Oh, Nick Parker
Jamie's Got A Gun

#17 - Jamie's Got A Gun

Season 2 - Episode 7 - Aired Aug 2, 2016

Mitch 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.

star 7.53
1,514 votes
Directors: Lee Rose
Writers: Melissa Glenn, Rebekah F. Smith
Zero Sum

#18 - Zero Sum

Season 2 - Episode 8 - Aired Aug 9, 2016

Jackson learns his mother is missing in Africa, but before he can look for her, he and the team must contend with a hostile force that has overtaken their plane. Also, Jamie learns a shocking secret about Abraham.

star 7.53
1,452 votes
Directors: Anton Cropper
Writers: Bryan Oh, Nick Parker
The Silence of the Cicadas

#19 - The Silence of the Cicadas

Season 1 - Episode 3 - Aired Jul 14, 2015

Jackson Oz and Abraham Kenyatta fly to Japan to recover the rest of Oz’s father’s research involving animals. Also, Jamie convinces Mitch to accompany her on a trip to her hometown in Louisiana to show a senator their findings on the abnormal behavior of the zoo lions. In Paris, Chloe is the first to be recruited by a shadowy intelligence agent, Gaspard Alves (Henri Lubatti), who is looking for the cause of the strange animal behavior, and a death row inmate escapes from a Mississippi prison after a vicious wolf invasion sets the prison ablaze.

star 7.52
1,810 votes
Directors: Chris Long
Writers: Denitria Harris-Lawrence
This Is What It Sounds Like

#20 - This Is What It Sounds Like

Season 1 - Episode 6 - Aired Aug 4, 2015

While searching for a solution to the bat problem in Rio de Janeiro, Mitch and Chloe are kidnapped by the local drug lord and Abraham must come to the rescue. Also, reeling from the car crash that allowed escaped death row inmate Evan Lee Hartley to steal the one piece of evidence they had against Reiden Global, the Mother Cell, Jamie, Jackson and Agent Shaffer team up to track him down and lands Jamie in trouble with the FBI.

star 7.52
1,596 votes
Directors: David Solomon
Writers: Carla Kettner
Eats, Shoots and Leaves

#21 - Eats, Shoots and Leaves

Season 1 - Episode 11 - Aired Sep 8, 2015

When Jackson is injured after a run-in with the rebels in Zambia, the team rushes him to a hospital in Zimbabwe and finds it overrun by wild animals. While Jackson undergoes emergency surgery, Mitch and Jamie work to formulate a cure using the Mother Cell and leopard DNA. Victory is within reach until a shocking turn of events jeopardizes everything.

star 7.52
1,321 votes
Directors: Zetna Fuentes
Writers: Rebekah F. Smith
The Walls of Jericho

#22 - The Walls of Jericho

Season 2 - Episode 4 - Aired Jul 12, 2016

In an effort to unravel a dark conspiracy within the Noah Objective, the team travels to Vancouver, where it must infiltrate a black-tie event in order to get close to General Davies and stave off an impending animal threat. Also, Jamie and Logan’s journey is interrupted when Logan’s past comes back to haunt them.

star 7.51
1,676 votes
Directors: David Solomon
Writers: Matt Pitts, Melissa Glenn
No Place Like Home

#23 - No Place Like Home

Season 3 - Episode 1 - Aired Jun 29, 2017

It has been 10 years since mankind was sterilized. Along the West Coast, a huge barrier has been built to prevent the penetration of hybrids into the north of America. In this area, Jackson Oz as Dylan Green is working with Tess as a friend trying to get as many people as possible into safe zones. Abraham is working on a drug that would reverse the effects of gas. Aba and Dariel visit Clementine, daughter Mitche. She managed to get her evidence that her father was alive and that she was in the Siberian Stasi Chamber. Jamie is trying to get all the members of the Shepherd Organization responsible for sterilizing humanity and expanding hybrids, which is why he is in conflict with detective Logan.

star 7.51
1,689 votes
Writers: Melissa Glenn, Nicole Phillips
Ten Years Gone

#24 - Ten Years Gone

Season 3 - Episode 3 - Aired Jul 13, 2017

Abraham and Dariela consider making a deal with Reiden Global for personal reasons, and Jamie and Clementine perform a risky surgery on Mitch.

star 7.49
1,437 votes
Directors: Ed Ornelas
Writers: Jay Faerber, Shintaro Shimosawa
Wham, Bam, Thank You Sam

#25 - Wham, Bam, Thank You Sam

Season 3 - Episode 7 - Aired Aug 10, 2017

The 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

star 7.49
1,211 votes
Directors: Alex Gayner
Writers: Jay Faerber, Shintaro Shimosawa