The WORST episodes of The Wild Thornberrys

Every episode of The Wild Thornberrys ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of The Wild Thornberrys!

Eliza Thornberry is not your ordinary kid. It's not just because she travels the world in an RV with her parents, Nigel and Marrianne: famous nature show hosts. Eliza also happened to be granted the magical ability to talk with and understand animals. She's now able to talk with animals and help save them from various threats along with her friend Darwin, a chimpanzee who travels with Eliza and her family.

Last Updated: 2/23/2024Network: NickelodeonStatus: Ended
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Sir Nigel (1)
star
6.09
34 votes

#1 - Sir Nigel (1)

Season 5 - Episode 5 - Aired 3/30/2003

The Thornberrys pay a visit to Nigel's parents in Scotland at Thornberry Hall right before Nigel is to be made a knight by the Queen of England. Once there, Nigel's mother, Cordelia, presses him to accept a tenured professorship at Oxford. The prospect of the family settling down upsets Eliza but thrills Debbie. Meanwhile, Eliza rushes to save some golden eagles from eating poisoned meat from a trapper.

Directors: Max Martinez
Watch Now:Amazon
The Trouble With Darwin
star
6.17
35 votes

#2 - The Trouble With Darwin

Season 4 - Episode 5 - Aired 10/31/2001

The Thornberrys are in Africa for the opening of a new chimpanzee sanctuary which will also be attended by Jane Goodall, famous for her work with primates. When Eliza meets her and introduces her to Darwin, Dr. Goodall tells her that she disapproves of domesticated chimps. Will Eliza be able to convince her that Darwin WANTS to stay with the Thornberrys? Meanwhile, when poachers trap Eliza and Darwin, will Dr. Goodall, Nigel and Marianne be able to rescue them?

Watch Now:AmazonApple TV
The Origin of Donnie (2)
star
6.19
36 votes

#3 - The Origin of Donnie (2)

Season 4 - Episode 2 - Aired 8/18/2001

Donnie searches the jungles of Borneo for his ancestry, causing Eliza to worry that he will break ties with the Thornberry clan.

Watch Now:AmazonApple TV
April Fool's Day
star
6.50
4 votes

#4 - April Fool's Day

Season 3 - Episode 18 - Aired 4/1/2001

It's April Fools day, and The Thornberrys are trying to outdo each other by way of April Fool's jokes. At first it's a lot of fun, but when Tyler and Eliza encounter some quicksand and a lion, will they learn not to cry wolf? Meanwhile, Nigel coaches Debbie for her Physical Education courses.

Watch Now:Amazon
Dances with Dingoes
star
6.50
4 votes

#5 - Dances with Dingoes

Season 2 - Episode 18 - Aired 9/16/1999

Debbie discovers Eliza ""talking"" to dingoes and threatens to tell her parents. Eliza, concerned about the possibility of being shipped back to the United States as a science experiment, seeks help from nearby Aborigines. Together they confuse Debbie into thinking it was just a bad dream.

Watch Now:Amazon
The Origin of Donnie (3)
star
6.60
5 votes

#6 - The Origin of Donnie (3)

Season 4 - Episode 3 - Aired 8/18/2001

A huge fire strikes while Eliza and Darwin search for Donnie, Nigel and Marianne come across poachers, and Debbie and Grandma Sophie get taken in by a native tribe.

Watch Now:AmazonApple TV
Where the Gauchos Roam
star
6.67
3 votes

#7 - Where the Gauchos Roam

Season 2 - Episode 32 - Aired 3/13/2000

The Thornberrys are invited on a cattle drive by Marianne's old high school friend whose son, Miguel, is not as adept at riding and roping as he claimed. In the end, Eliza helps him build confidence.

Watch Now:Amazon
Bogged Down
star
6.67
3 votes

#8 - Bogged Down

Season 2 - Episode 30 - Aired 3/6/2000

Challenging an ancient Maasai legend, Eliza marches into a ""haunted"" forest to prove her bravery. Now, with night falling, Eliza must place her trust in the mysterious legends of the Maasai in order to find her way safely through the dark forest.

Watch Now:Amazon
Monkey See, Monkey Don't
star
6.67
3 votes

#9 - Monkey See, Monkey Don't

Season 2 - Episode 31 - Aired 3/6/2000

When Eliza meets a group of temple monkeys, they con her into bringing all of her family's food. While Darwin tries to convince her otherwise, Eliza realizes that she's been duped and learns the value of Darwin's friendship.

Watch Now:Amazon
Gift of Gab
star
6.67
3 votes

#10 - Gift of Gab

Season 2 - Episode 29 - Aired 2/26/2000

Eliza tells Darwin the tale of how she became able to speak to animals, and how she retained her ability to speak to humans as well.

Watch Now:Amazon
Song for Eliza
star
6.67
3 votes

#11 - Song for Eliza

Season 2 - Episode 28 - Aired 2/25/2000

When Eliza tries to swim with the humpback whales, Darwin accidentally knocks Debbie's boombox into the ocean, which creates a distrubing noise and causes the whales to stop their ritual singing. Eliza attempts to set things right, but ends up getting arrested for violating the Marine Mammel Protection Act.

Watch Now:Amazon
Forget Me Not
star
6.67
3 votes

#12 - Forget Me Not

Season 2 - Episode 27 - Aired 2/24/2000

When the Thornberrys visit Nigel's friend Jomo, they search for an elephant named Rebecca that Nigel saved 20 years earlier. As the family attends to an elephant stuck in a mudhole, Eliza bonds with Rebecca, only to learn that she is old and ready to die.

Directors: Mark Risley
Watch Now:Amazon
Tiger by the Tail
star
6.67
3 votes

#13 - Tiger by the Tail

Season 2 - Episode 26 - Aired 2/22/2000

Eliza reunites with a Siberian Tiger, and is stunned when the tiger turns on her. Eliza's visiting Grandma Sophie helps her overcome her fears just as she is overcoming her own.

Directors: Mark Risley
Watch Now:Amazon
Black and White and Mom All Over
star
6.67
3 votes

#14 - Black and White and Mom All Over

Season 2 - Episode 25 - Aired 2/21/2000

When a seemingly abandoned panda bear imprints on Debbie, Eliza doubts Debbie's ""parenting"" ability--until a monsoon convinces Eliza that Debbie can handle more than she lets on.

Watch Now:Amazon
Dear Diary
star
6.67
3 votes

#15 - Dear Diary

Season 2 - Episode 24 - Aired 2/17/2000

When Eliza ""accidentally"" reads Debbie's diary she learns that Debbie thinks she's an embarrassment of a sister. Debbie and Eliza have it out and learn the real truth about their relationship.

Directors: Becky Bristow
Writer: Alice Miller
Watch Now:Amazon
The Kung and I
star
6.67
3 votes

#16 - The Kung and I

Season 2 - Episode 23 - Aired 2/16/2000

When the Thornberrys visit the !Kung people, everyone is shocked to discover that Debbie can click-talk. No one is more surprised than Eliza, however, who is only ""cured"" of her jealousy by a !Kung healing ceremony.

Watch Now:Amazon
Luck Be an Aye-Aye
star
6.67
3 votes

#17 - Luck Be an Aye-Aye

Season 2 - Episode 22 - Aired 2/15/2000

When Donnie kidnaps an aye-aye for a pet, Eliza must return the ""bad luck"" omen to his home before the villagers hunt him down.

Watch Now:Amazon
Have Yourself a Thornberry Little Christmas
star
6.67
3 votes

#18 - Have Yourself a Thornberry Little Christmas

Season 2 - Episode 21 - Aired 11/29/1999

Eliza goes to desperate measures to help animals survive during tough times along the Skeleton Coast. Her good-will intentions, however, will soon cost her family their entire supply of holiday cheer--and their Christmas dinner!

You Otter Know
star
6.67
3 votes

#19 - You Otter Know

Season 2 - Episode 20 - Aired 10/20/1999

When Kip and Biederman cause an oil spill, Eliza must save her sea otter friends.

Watch Now:Amazon
Tamper-Proof Seal
star
6.67
3 votes

#20 - Tamper-Proof Seal

Season 2 - Episode 19 - Aired 10/19/1999

When the Commvee is surrounded by angry seals, Eliza tries her own methods to get them to move. But she learns from her Inuit friend Jim that traditional ways have their value.

Cheetahs Never Prosper
star
6.67
3 votes

#21 - Cheetahs Never Prosper

Season 2 - Episode 34 - Aired 3/20/2000

During a drought, Eliza is forbidden to assist the thirsty animals, but she breaks her promise when she sees a cheetah cub alone on the Savannah. Eliza and Darwin are saved by a timely thunderstorm when the cheetah mother tries to eat them.

Watch Now:Amazon
Hot Air
star
6.67
3 votes

#22 - Hot Air

Season 4 - Episode 6 - Aired 6/1/2002

The Thornberrys visit a tribe of native New Zealanders called the Mahris who are throwing a celebration called a ""Hooey"". As Debbie flirts with a young Mahri, Eliza and Darwin have a fight. When Darwin leaves and Eliza befriends a possum named Penelope who ends up getting her into a hot air balloon that she doesn't know how to steer, will Darwin come to the rescue?

Directors: Ron Noble
Watch Now:AmazonApple TV
The Anniversary
star
6.67
3 votes

#23 - The Anniversary

Season 3 - Episode 20 - Aired 5/14/2001

Grandpa Frank marks the occasion of his 50th wedding anniversary by throwing caution to the wind and joining Eliza on a rigorous mountain climb.

Watch Now:Amazon
Hello, Dolphin!
star
6.67
3 votes

#24 - Hello, Dolphin!

Season 3 - Episode 17 - Aired 2/19/2001

Nigel and Marianne are on a dangerous assignment to film some tiger sharks while Eliza goes swimming with some dolphins. Meanwhile, Debbie gets dumped by her e-mail boyfriend Sven. When the kids take a boat out with the dolphins to swim in the deep sea, they may get some unexpected visitors.

Writer: Peter Egan
Watch Now:Amazon
Operation Valentine
star
6.67
3 votes

#25 - Operation Valentine

Season 3 - Episode 16 - Aired 2/14/2001

Debbie is finally going to meet her e-mail friend in person and she is determined to make a good impression. Meanwhile, Eliza is having strange pains in her stomach and ends up stranded on top of a small mountain as Donnie gets attacked by a giant eagle. Just a typical Valentine's Day for the Thornberrys in Australia.

Directors: Mark Risley
Writer: Alice Miller
Watch Now:Amazon