Season 5 Plot
Follow the inventive stepbrothers as they tackle another 104 days of summer. Candace is more determined than ever to finally bust her little brothers while their pet platypus, Perry, continues to lead a double life as the suave Agent P — whose sole mission is to thwart Dr. Doofenshmirtz from taking over the Tristate area.
Phineas and Ferb Season 5 aired on May 26th, 2025.
Watch 'Phineas and Ferb' Season 5 Online
Season 5 Episodes
1. Summer Block Buster
The boys decide to ramp up their local summer block party with supersized attractions.
2. Cloudy with a Chance of Mom
The kids work to save Mom after she is hit by Doof's inator.
3. Submarine Sandwich Submarine
The kids build a giant submarine sandwich submarine while Doof steals food.
4. License to Bust
Candace tries to bust the boys while taking her driving test, and Doof causes chaos in traffic.
5. Dry Another Day
The boys build an endless ice luge to beat the heat while Doof brings oil to a waterpark.
6. Deconstructing Doof
Candace and Doof see the same psychologist, who thinks their experiences may be connected.
7. Tropey McTropeFace
The boys build a giant zoetrope that goes on an adventure of its own.
8. Biblio-Blast!
The kids build a massive bookcase that gets attacked by an army of Doof-plants.
9. A Chip to the Vet
The boys bring Perry to the vet for a checkup and build a pet wash while they wait.
10. More Than an Intern
Carl tries to help Perry stop Doof while working three other part-time jobs.
11. The Aurora Perry-Alis
The Flynn-Fletchers take a cruise while Doof steals shrunken goods.
12. Lord of the Firesides
Isabella struggles to lead the Fireside Girls on her own while Doof renews his evil business license.
13. The Candace Suit
Candace puts Mom in a Candace costume in hopes that she'll finally see the boys' invention.
14. Agent T (for Teen)
Stacy takes on an agent role with OWCA to rescue Perry from some evil scientists.
15. The Haberdasher
After Doof turns into a Mothman and eats Perry's hat, they pay a visit to the OWCA Haberdasher.
16. Out of Character
The boys build a space adventure film set to help Baljeet learn to act.
17. The Chronicles of Meap Ep. 42 Meap Me in St. Louis
Meap enlists Candace and the kids to help bust his nemesis Mitch, before he can steal a long-lost treasure hidden somewhere on Earth.
18. No Slumber Party
The kids and Candace each have a sleepover party on the same night.
19. The Ballad of Bubba Doof
The kids build a western town while Agent P is captured by Doofenshmirtz's swamp-dwelling cousin, Bubba Doof.
20. Attack of the Candace Suit
Buford's Candace suit comes to life and tries to take over the real Candace's life.
21. Book Flub
Candace ignores her brothers for a day in order to help her Mom with a bust of her own.
22. The Bad Old Days
Vanessa and Doof travel to Drusselstein while the boys dig for Mom's lost wedding ring.
23. Mantis Fact!
The kids build a bird mansion for a rare macaw while Doof deals with giant praying mantises.
24. The Nightmare-Inator
Doof's dream-project-inator misfires and projects people's dreams for all to see.
25. Doof in Retrograde
Doof becomes the center of his own solar system while Irving tries to impress Phineas and Ferb.
26. Bend It Like Doof
To settle a debate between Dr. Doofenshmirtz and Major Monogram, O.W.C.A. and L.O.V.E. M.U.F.F.I.N. square off in a soccer match.
27. Dooflicated
Doof attempts to give his own flawed personality to his brother Roger, but his inator hits lots of different people, including Phineas and Ferb.
28. Space Adventure
When Buford is sick in bed, Baljeet forces him to watch an episode of Baljeet’s favorite sci-fi show "Space Adventure!"
29. Droogenfest
Isabella is eager to impress foreign emissaries at Droogenfest, but Doof’s plan get in her way. Meanwhile, the boys grow the world’s largest doonkelberry.
