S04E29Phineas and Ferb season 4 episode 29: Steampunx
Aired 15 November 201311 minRated TV-G
Where to watch Phineas and Ferb Season 4 in Australia
Phineas and Ferb season 4 is streaming in Australia on Disney+ (subscription, listed for the whole show). You can also buy it on Apple TV from $14.99.
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Availability checked 16 November 2026.
What happens in “Steampunx”
When Phineas and Ferb discover a commemorative coin from the 1903 Danville World’s Fair, Lawrence recounts the events of the festival to them, in which steam-driven devices were introduced and a set of kids, who were very much like them, were preparing for the highly anticipated event.
Episode summary: TMDB.
Before you watch
- It is episode 29 of 48 of season 4, so watch episodes 1 to 28 first.
- It runs about 11 minutes.
- Directed by Robert Hughes, written by Bernie Petterson, Dani Vetere and Joshua Pruett.
Phineas and Ferb trailer
The official trailer for the series (no preview of this episode has been published).
Play video: Phineas and Ferb trailer
Cast and crew of this episode
- Director
- Robert Hughes
- Writers
- Bernie PettersonDani VetereJoshua Pruett
- Guest stars
- Paul Alborough as Professor Elemental (voice)
Credits: TMDB.
More from Phineas and Ferb Season 4
Every episode of Season 4Phineas and Ferb episode guide
Episode names, air dates, runtimes, stills and ratings: TMDB. Air dates are the first broadcast anywhere; where it streams is our daily Australian check.


