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Phineas and Ferb S5E22 — The Bad Old Days

8.0

Phineas and Ferb•Season 5•Episode 22

The Bad Old Days

8.0/10 · 3 votesJul 26, 202511 min

Ranked #18 of 38 in Season 5•+0.1 vs season avg

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

Directed byChris Ybarra

Written byOlivia Olson, Oscar Lemus

Previous episodeE21 · Book Flub Next episodeE23 · Mantis Fact!

Seasons6

All 1 2 3 4 5 6

Season 5 Episodes38

Summer Block Buster still

Summer Block Buster

Cloudy with a Chance of Mom still

Cloudy with a Chance of Mom

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Submarine Sandwich Submarine

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License to Bust

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Dry Another Day

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Deconstructing Doof

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Biblio-Blast!

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A Chip to the Vet

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More Than an Intern

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The Aurora Perry-Alis

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Lord of the Firesides

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The Candace Suit

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Agent T (for Teen)

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The Haberdasher

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Out of Character

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No Slumber Party

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The Ballad of Bubba Doof

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Attack of the Candace Suit

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Book Flub

The Bad Old Days still

E22 8.0Now viewing

The Bad Old Days

Mantis Fact! still

Mantis Fact!

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The Nightmare-Inator

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Doof in Retrograde

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Bend It Like Doof

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Dooflicated

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Croquet Y-8

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Dinner Reservations

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Cast8

Vincent Martella

Vincent Martella

Phineas Flynn (voice)

David Errigo Jr.

David Errigo Jr.

Ferb Fletcher (voice)

Ashley French

Ashley French

Candace Flynn (voice)

Caroline Rhea

Caroline Rhea

Linda Flynn-Fletcher (voice)

Dee Bradley Baker

Dee Bradley Baker

Perry the Platypus (voice)

Alyson Stoner

Alyson Stoner

Isabella Garcia-Shapiro (voice)

Dan Povenmire

Dan Povenmire

Dr. Heinz Doofenshmirtz (voice)

Jeff 'Swampy' Marsh

Jeff 'Swampy' Marsh

Major Francis Monogram (voice)

Crew6

W

Wendy Grieb

Storyboard Artist

C

Chris Ybarra

Director

S

Samir Barrett

Storyboard Artist

D

Deena Beck

Storyboard Artist

Olivia Olson

Olivia Olson

Writer

O

Oscar Lemus

Writer

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Episode Summary

"The Bad Old Days" is episode 22 of Phineas and Ferb season 5. It scored 8.0/10 from 3 votes, ranking #18 of 38 episodes this season (season average 7.9). Directed by Chris Ybarra and written by Olivia Olson, Oscar Lemus, it aired on July 26, 2025.

Next: E23 · Mantis Fact!Best of Season 5