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The Worst Episodes of Phineas and Ferb

Every episode of Phineas and Ferb ranked from worst to best. Explore the Worst Episodes of Phineas and Ferb!

Worst episode
S4E8 Primal Perry
6.7312 votes
Best episode
S4E29 Steampunx
9.5904 votes
Top season
Season 6
8.0avg
Binge time
2d 10h
263 episodes
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons6

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Episode Rankings

  1. #1 Worst Episode
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    Phineas and Ferb Season 4 Episode 8 - Primal Perry
    6.7/10(312 votes)

    S4:E8

    Perry comes face to face with an Australian platypus hunter set on destroying him. Baljeet is having an existential emergency and finds himself incapable of making decisions.

    Director:Robert Hughes
    Writers:Kyle Menke, Joshua Pruett

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  2. Phineas and Ferb Season 5 Episode 15 - The Haberdasher
    6.8/10(175 votes)

    S5:E15

    After Doof turns into a Mothman and eats Perry's hat, they pay a visit to the OWCA Haberdasher.

    Director:James Kim
    Writer:Joshua Pruett

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  3. Phineas and Ferb Season 1 Episode 19 - Mom's Birthday
    7.5/10(513 votes)

    S1:E19

    Candace plans a special birthday for Mom, and even a song, but Phineas and Ferb are always getting in her way of what she planned, unintentionally topping everything. Meanwhile, Doofenshmirtz creates a shrinking machine that will make whatever he hates implode.

    Director:Dan Povenmire
    Writers:Martin Olson, Dan Povenmire, Jeff 'Swampy' Marsh

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  4. Phineas and Ferb Season 3 Episode 14 - Phineas and Ferb Interrupted
    7.6/10(347 votes)

    S3:E14

    When Mom tells Candace she wants to spend the day with her, Candace spends the entire time with her in the backyard so that she can bust her brothers. Unfortunately, Phineas and Ferb's grand plan for the day only entail watching the grass grow after getting zapped by Dr. Doofenshmirtz's Dull-and-Boring-inator earlier that day. Meanwhile, Agent P partners up with Dr. Doofenshmirtz to fix the now destroyed Dull-and-Boring-inator into a Dynamic-inator in order to fix Phineas and Ferb.

    Director:Jay Lender
    Writers:Kim Roberson, Kaz

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  5. Phineas and Ferb Season 6 Episode 1 - Night of the Living Candace Suits
    7.4/10(57 votes)

    S6:E1

    An army of Candace Suits terrorizes Danville, and it's up to Candace and Beatrice to stop them.

    Director:James Kim
    Writer:Scott D. Peterson

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  6. Phineas and Ferb Season 5 Episode 16 - Out of Character
    7.6/10(141 votes)

    S5:E16

    The boys build a space adventure film set to help Baljeet learn to act.

    Director:Amber Tornquist Hollinger
    Writer:Sunny Karnan

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  7. Phineas and Ferb Season 2 Episode 6 - Day of the Living Gelatin!
    7.7/10(452 votes)

    S2:E6

    When Phineas and Ferb get inspired by Candace's dessert club to create the biggest piece of gelatin ever, even Jenny and Stacy want to join in. Meanwhile, Doofenshmirtz has a horrific plan, to turn Perry evil!

    Director:Zac Moncrief
    Writers:Joe Orrantia, Mike Roth

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  8. Phineas and Ferb Season 2 Episode 26 - Phineas and Ferb's Musical Cliptastic Countdown
    7.7/10(401 votes)

    S2:E26

    Perry the Platypus is reassigned and forced to move to the Quad State area with a new family and battle a new villain, the Regurgitator. During his new assignment, Phineas, Ferb, and Candace put in every effort to find him, hoping he'll return to them.

    Director:Dan Povenmire
    Writer:Scott D. Peterson

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  9. Phineas and Ferb Season 2 Episode 22 - Vanessassary Roughness
    7.7/10(382 votes)

    S2:E22

    Vanessa Doofenshirtmz tries to convince her dad that she's responsible enough to have her own car. For that, she has to get a special chemical for him in hopes she doesn't always have to ride with him on the family scooter. At the mega mall, a chase for the chemical ensues as it's tossed around between Candace and Stacy, Buford and Baljeet, and Ferb, who joins Vanessa's quest in hopes he'll be able to get her attention.

    Director:Robert Hughes
    Writers:Mike Diederich, Perry Zombolas

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  10. Phineas and Ferb Season 3 Episode 3 - Run, Candace, Run
    7.7/10(373 votes)

    S3:E3

    Phineas and Ferb's newest invention is a pair of boots that make the wearer extraordinarily fast. Candace decides to wear them so that she can be in two places at once; at Jeremy's family picnic, where she runs into Mrs. Johnson, and also at the library where she promised Mom she would read to the kids. Meanwhile, Dr. Doofenshmirtz's building is put up for sale so he tries to convince a prospective buyer, Annabelle, who turns out to be a long lost relative of the Johnson family, that it is not worth buying.

    Director:Jay Lender
    Writers:Mike Diederich, Antoine Guilbaud, Perry Zombolas, Kyle Menke

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  11. Phineas and Ferb Season 4 Episode 31 - Return Policy
    7.7/10(371 votes)

    S4:E31

    Annoyed at waiting in really long lines at the return counter, Doofenshmirtz invents a "Back-to-the-Store-inator" to send things back to the store where they came. Meanwhile, Phineas and Ferb stage an extreme batting challenge their friends take place in, and Candace's obsession to bust coincides with her and Jeremy's visit to the Extreme Water Park.

    Director:Sue Perrotto
    Writers:Mike Bell, Patrick O'Connor

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  12. Phineas and Ferb Season 5 Episode 8 - Biblio-Blast!
    7.7/10(268 votes)

    S5:E8

    The kids build a massive bookcase that gets attacked by an army of Doof-plants.

    Director:Chris Ybarra
    Writer:Joshua Pruett

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  13. Phineas and Ferb Season 5 Episode 28 - Space Adventure
    5.7/10(3 votes)

    S5:E28

    While Buford is sick, Baljeet makes him watch an episode of his favorite show, "Space Adventure!"

    Director:Bob Bowen
    Writer:Bob Bowen

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  14. Phineas and Ferb Season 4 Episode 47 - Act Your Age
    6.8/10(4 votes)

    S4:E47

    It's been 10 years after the events of the present, and Phineas must decide what university to go to. After discovering that Isabella had a crush on him for years, Phineas must reach her before she leaves for college and express his true feelings for her. Meanwhile, Doofenshmirtz has a mid-life crisis.

    Director:Robert Hughes
    Writers:Kim Roberson, Bernie Petterson

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  15. Phineas and Ferb Season 3 Episode 55 - Where's Perry (1)
    7.2/10(5 votes)

    S3:E55

    The Flynn-Fletchers are off on an African safari, leaving Perry at home to deal with Doofenshmirtz and his most evil plot yet: to take over the O.W.C.A. But when Doofenshmirtz accidentally zaps Carl the intern with his Ultimate-Evil-Inator ray, Carl takes over the O.W.C.A. (Organization Without a Cool Acronym) and imprisons Doof and Monogram. Agent P steps in but gets zapped with Doof’s many rays and in the cliffhanger of all cliffhangers, disappears.

    Director:Robert Hughes
    Writers:Kim Roberson, Kaz, Joe Orrantia, Bernie Petterson

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  16. Phineas and Ferb Season 2 Episode 66 - Candace Gets Busted
    6.5/10(2 votes)

    S2:E66

    When Linda and Lawrence go on a trip, Candace decides to have an Intimate Get Together with Stacy and Jenny. But, then more people come and makes it into a party. Later, when her parents get home, Candace gets busted.

    Director:Zac Moncrief
    Writers:Kim Roberson, Kaz

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  17. Phineas and Ferb Season 3 Episode 43 - Buford Confidential
    6.5/10(2 votes)

    S3:E43

    Brigitte, Josette, and Colette, the visiting Fireside Girls from France, help Isabella capture the American Grizzly Bear, one of the world's most dangerous creatures. Buford's plan to jokingly dress up as the bear backfires when he discovers the identity of Brigitte, throwing him off his game. Back at their grandparents' cabin, Phineas and Ferb create the most amazing "run-through-the-sprinkler" experience. Meanwhile, Dr. Doofenshmirtz's loathing of pretzels drives him to create the "De-Twist-Inator" to untwist every pretzel in Danville.

    Director:Jay Lender
    Writers:Kaz, Antoine Guilbaud

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  18. Phineas and Ferb Season 3 Episode 57 - Ferb TV
    6.5/10(2 votes)

    S3:E57

    Phineas and Ferb create their own TV shows and commercials.

    Director:Robert Hughes
    Writers:Chong Lee, Mike Milo

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  19. Phineas and Ferb Season 4 Episode 37 - It's No Picnic
    6.5/10(2 votes)

    S4:E37

    Buford and Baljeet get in a food fight while Ferb is at the dentist. The Fireside Girls help Isabella plan a romantic picnic with Phineas. Meanwhile, Vanessa wants to go to a movie marathon, so Doofenshmirtz creates a Teleport-inator.

    Director:Sue Perrotto
    Writers:Joe Orrantia, Eddie Pittman

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  20. Phineas and Ferb Season 4 Episode 38 - The Klimpaloon Ultimatum
    6.5/10(2 votes)

    S4:E38

    Phineas and the gang help Love Händel prove the existence of Klimpaloon, the magical old-timey bathing suit that lives in the Himalayas, to verify that their song, "The Ballad of Klimpaloon", is legitimate.

    Director:Sue Perrotto
    Writers:Mike Diederich, Zac Moncrief, Edward Rivera, Patrick O'Connor

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  21. Phineas and Ferb Season 1 Episode 3 - Flop Starz
    7.8/10(743 votes)

    S1:E3

    Phineas and Ferb decide to become a one hit wonder, Phineas and the Ferb-Tones and Candace wins the chance to sing with them. Meanwhile, Perry must stop Doofinshmirtz's giant robot - disguised as a temp.

    Director:Dan Povenmire
    Writers:Dan Povenmire, Jeff 'Swampy' Marsh

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  22. Phineas and Ferb Season 1 Episode 5 - Lights, Candace, Action!
    7.8/10(692 votes)

    S1:E5

    Upon hearing that her favorite play is being made a movie, Candace rushes to try for the lead, only to see that Phineas and Ferb have become the directors and changed the script to include a little more insanity. Meanwhile, Perry goes to Doofinshmirtz Evil Inc. to find out why Heinz has been so quiet lately.

    Director:Dan Povenmire
    Writers:Bobby Gaylor, Martin Olson, Dan Povenmire, Jeff 'Swampy' Marsh

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  23. Phineas and Ferb Season 1 Episode 6 - Raging Bully
    7.8/10(683 votes)

    S1:E6

    Phineas enters a thumb-wrestling competition with a local bully, while Doofenshmirtz creates a hypnotic device to control people's minds so they will sing him Happy Birthday.

    Director:Dan Povenmire
    Writers:Martin Olson, Dan Povenmire, Jeff 'Swampy' Marsh

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  24. Phineas and Ferb Season 5 Episode 23 - Mantis Fact!
    7.0/10(3 votes)

    S5:E23

    The kids build a bird mansion for a rare macaw while Doof deals with giant praying mantises.

    Director:James Kim
    Writer:Sunny Karnan

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  25. Phineas and Ferb Season 5 Episode 25 - Doof in Retrograde
    7.0/10(3 votes)

    S5:E25

    Doof becomes the center of his own solar system while Irving tries to impress Phineas and Ferb.

    Director:Chris Ybarra
    Writer:Joshua Pruett

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Worst Episodes Summary

"Primal Perry" is the worst rated episode of Phineas and Ferb. It scored 6.7/10 from 312 votes. Directed by Robert Hughes and written by Kyle Menke, Joshua Pruett, it aired on March 2, 2013. This episode scored 0.1 points lower than the second lowest rated, "The Haberdasher".

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