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Phineas and Ferb S01E21, It's About Time!S01E21

Phineas and Ferb · Season 1

Phineas and Ferb season 1 episode 21: It's About Time!

Aired 1 March 200822 minRated TV-G

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Where to watch Phineas and Ferb Season 1 in Australia

Phineas and Ferb season 1 is streaming in Australia on Disney+ (subscription, listed for the whole show). You can also buy it on Apple TV from $9.99.

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Availability checked 16 November 2026.

What happens in “It's About Time!”

Phineas and Ferb find a time machine at a museum and travel back to the Jurassic Age. Meanwhile, Perry is sad when Doofenshmirtz replaces him with a new nemesis, Peter the Panda, so he confides in a relationship talk-show host.

Episode summary: TMDB.

Before you watch

  • It is episode 21 of 47 of season 1, so watch episodes 1 to 20 first.
  • It runs about 22 minutes.
  • Directed by Dan Povenmire, written by Dan Povenmire.

Phineas and Ferb trailer

The official trailer for the series (no preview of this episode has been published).

Phineas and Ferb trailerPlay video: Phineas and Ferb trailer

Cast and crew of this episode

Director
Dan Povenmire
Writer
Dan Povenmire

Credits: TMDB.

More from Phineas and Ferb Season 1

Previous · S01E20Journey to the Center of Candace29 February 2008
S01E22Next · S01E22Dude, We're Getting the Band Back Together8 March 2008
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Every episode of Season 1Phineas 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.