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The Best Episodes of Phineas and Ferb Season 5

Every episode of Phineas and Ferb Season 5 ranked from best to worst. Discover the Best Episodes of Phineas and Ferb Season 5!

Binge this in 4h 46m•Peaking at 9.5/10

Each day, two kindhearted suburban stepbrothers on summer vacation embark on some grand new project, which annoys their controlling sister, Candace, who tries to bust them. Meanwhile, their pet platypus plots against evil Dr. Doofenshmirtz.

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Episode Rankings

  1. #1 Fan Favorite
    Phineas and Ferb Season 5 Episode 1 - Summer Block Buster
    8.5/10(432 votes)

    #1 - Summer Block Buster

    S5:E1

    The boys decide to ramp up their local summer block party with supersized attractions.

    Director:Chris Ybarra
    Writer:Scott D. Peterson

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  2. Phineas and Ferb Season 5 Episode 2 - Cloudy with a Chance of Mom
    8.2/10(315 votes)

    #2 - Cloudy with a Chance of Mom

    S5:E2

    The kids work to save Mom after she is hit by Doof's inator.

    Director:Chris Ybarra
    Writer:Scott D. Peterson

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  3. Phineas and Ferb Season 5 Episode 3 - Submarine Sandwich Submarine
    8.8/10(287 votes)

    #3 - Submarine Sandwich Submarine

    S5:E3

    The kids build a giant submarine sandwich submarine while Doof steals food.

    Director:James Kim
    Writers:Joshua Pruett, Oscar Lemus

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  4. Phineas and Ferb Season 5 Episode 4 - License to Bust
    8.1/10(253 votes)

    #4 - License to Bust

    S5:E4

    Candace tries to bust the boys while taking her driving test, and Doof causes chaos in traffic.

    Director:Amber Hollinger
    Writer:Kim Roberson

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  5. Phineas and Ferb Season 5 Episode 5 - Dry Another Day
    8.2/10(211 votes)

    #5 - Dry Another Day

    S5:E5

    The boys build an endless ice luge to beat the heat while Doof brings oil to a waterpark.

    Director:Chris Ybarra
    Writer:Sunny Karnan

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  6. Phineas and Ferb Season 5 Episode 6 - Deconstructing Doof
    8.6/10(226 votes)

    #6 - Deconstructing Doof

    S5:E6

    Candace and Doof see the same psychologist, who thinks their experiences may be connected.

    Director:James Kim
    Writers:Martin Olson, Olivia Olson

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  7. Phineas and Ferb Season 5 Episode 7 - Tropey McTropeFace
    9.2/10(274 votes)

    #7 - Tropey McTropeFace

    S5:E7

    The boys build a giant zoetrope that goes on an adventure of its own.

    Director:Amber Hollinger
    Writer:Scott D. Peterson

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  8. Phineas and Ferb Season 5 Episode 8 - Biblio-Blast!
    7.9/10(197 votes)

    #8 - Biblio-Blast!

    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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  9. Phineas and Ferb Season 5 Episode 9 - A Chip to the Vet
    8.1/10(198 votes)

    #9 - A Chip to the Vet

    S5:E9

    The boys bring Perry to the vet for a checkup and build a pet wash while they wait.

    Director:James Kim
    Writer:Kim Roberson

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  10. Phineas and Ferb Season 5 Episode 10 - More Than an Intern
    8.3/10(175 votes)

    #10 - More Than an Intern

    S5:E10

    Carl tries to help Perry stop Doof while working three other part-time jobs.

    Director:Amber Hollinger
    Writer:Sunny Karnan

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  11. Phineas and Ferb Season 5 Episode 11 - The Aurora Perry-Alis
    8.6/10(91 votes)

    #11 - The Aurora Perry-Alis

    S5:E11

    The Flynn-Fletchers take a cruise while Doof steals shrunken goods.

    Director:Chris Ybarra
    Writers:Martin Olson, Olivia Olson

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  12. Phineas and Ferb Season 5 Episode 12 - Lord of the Firesides
    7.9/10(72 votes)

    #12 - Lord of the Firesides

    S5:E12

    Isabella struggles to lead the Fireside Girls on her own while Doof renews his evil business license.

    Director:James Kim
    Writer:Oscar Lemus

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  13. Phineas and Ferb Season 5 Episode 13 - The Candace Suit
    8.6/10(74 votes)

    #13 - The Candace Suit

    S5:E13

    Candace puts Mom in a Candace costume in hopes that she'll finally see the boys' invention.

    Director:Chris Ybarra
    Writer:Kim Roberson

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  14. Phineas and Ferb Season 5 Episode 14 - Agent T (for Teen)
    8.7/10(59 votes)

    #14 - Agent T (for Teen)

    S5:E14

    Stacy takes on an agent role with OWCA to rescue Perry from some evil scientists.

    Director:Amber Hollinger
    Writer:Scott D. Peterson

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  15. Phineas and Ferb Season 5 Episode 15 - The Haberdasher
    6.8/10(54 votes)

    #15 - The Haberdasher

    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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  16. Phineas and Ferb Season 5 Episode 16 - Out of Character
    7.9/10(42 votes)

    #16 - Out of Character

    S5:E16

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

    Director:Amber Hollinger
    Writer:Sunny Karnan

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  17. Phineas and Ferb Season 5 Episode 17 - The Chronicles of Meap Ep. 42 Meap Me in St. Louis
    8.0/10(42 votes)

    #17 - The Chronicles of Meap Ep. 42 Meap Me in St. Louis

    S5:E17

    Meap enlists Candace and the kids to help bust his nemesis Mitch, before he can steal a long-lost treasure hidden somewhere on Earth.

    Directors:Chris Ybarra, James Kim
    Writer:Jon Colton Barry

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  18. Phineas and Ferb Season 5 Episode 18 - No Slumber Party
    8.1/10(32 votes)

    #18 - No Slumber Party

    S5:E18

    The kids and Candace each have a sleepover party on the same night.

    Director:Amber Hollinger
    Writer:Kim Roberson

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  19. Phineas and Ferb Season 5 Episode 19 - The Ballad of Bubba Doof
    8.0/10(1 votes)

    #19 - The Ballad of Bubba Doof

    S5:E19

    The kids build a western town while Agent P is captured by Doofenshmirtz's swamp-dwelling cousin, Bubba Doof.

    Director:Chris Ybarra
    Writers:Martin Olson, Olivia Olson

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  20. Phineas and Ferb Season 5 Episode 20 - Attack of the Candace Suit
    8.5/10(2 votes)

    #20 - Attack of the Candace Suit

    S5:E20

    Buford's Candace suit comes to life and tries to take over the real Candace's life.

    Director:James Kim
    Writer:Scott D. Peterson

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  21. Phineas and Ferb Season 5 Episode 21 - Book Flub
    9.5/10(2 votes)

    #21 - Book Flub

    S5:E21

    Candace ignores her brothers for a day in order to help her Mom with a bust of her own.

    Director:Amber Hollinger
    Writer:Kim Roberson

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  22. Phineas and Ferb Season 5 Episode 22 - The Bad Old Days
    8.0/10(2 votes)

    #22 - The Bad Old Days

    S5:E22

    Vanessa and Doof travel to Drusselstein while the boys dig for Mom's lost wedding ring.

    Director:Chris Ybarra
    Writers:Olivia Olson, Oscar Lemus

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  23. Phineas and Ferb Season 5 Episode 23 - Mantis Fact!
    7.5/10(2 votes)

    #23 - Mantis Fact!

    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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  24. Phineas and Ferb Season 5 Episode 24 - The Nightmare-Inator
    8.5/10(2 votes)

    #24 - The Nightmare-Inator

    S5:E24

    Doof's dream-project-inator misfires and projects people's dreams for all to see.

    Director:Amber Hollinger
    Writers:Scott D. Peterson, Joshua Pruett

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  25. Phineas and Ferb Season 5 Episode 25 - Doof in Retrograde
    7.5/10(2 votes)

    #25 - Doof in Retrograde

    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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Season 5 Ratings Summary

"Summer Block Buster" is the best rated episode of "Phineas and Ferb" season 5. It scored 8.5/10 based on 432 votes. Directed by Chris Ybarra and written by Scott D. Peterson, it aired on 5/26/2025. This episode is rated 0.3 points higher than the second-best, "Cloudy with a Chance of Mom".