S01 · E40

The Monster of Phineas-n-Ferbenstein

Oct 17, 200811mRating 8.0

The boys learn about one of Ferb's Victorian ancestors, who helped a scientist create a monster. Meanwhile, Doofenshmirtz recalls the story of his great-great-grandfather Dr. Jekyll Doofenshmirtz.

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The Monster of Phineas-n-Ferbenstein

Episodes

Rollercoaster

Lawn Gnome Beach Party of Terror

Flop Starz

The Fast and the Phineas

Lights, Candace, Action!

Raging Bully

Candace Loses Her Head

I, Brobot

Run Away Runway

The Magnificent Few

S'Winter

Jerk De Soleil

Are You My Mummy?

Ready For The Bettys

I Scream, You Scream

Toy to the World

Get That Bigfoot Outa My Face!

It's a Mud, Mud, Mud, Mud World

Mom's Birthday

Journey to the Center of Candace

It's About Time!

Dude, We're Getting the Band Back Together

Tree to Get Ready

The Ballad of Badbeard

Greece Lightning

Leave the Busting to Us

Crack That Whip

The Best Lazy Day Ever

Boyfriend From 27,000 B.C.

Voyage to the Bottom of Buford

A Hard Day's Knight

Traffic Cam Caper

Bowl-R-Rama Drama

Got Game?

Comet Kermilian

Put That Putter Away

Does This Duckbill Make Me Look Fat?

The Flying Fishmonger

One Good Scare Ought to Do It!

The Monster of Phineas-n-Ferbenstein

Oil on Candace

Out of Toon

Hail Doofania!

Out to Launch

Phineas and Ferb Get Busted

Unfair Science Fair

Unfair Science Fair Redux (Another Story)