Jeff 'Swampy' Marsh - Filmography

Biography
Photo
Filmography
Agent P Under C Poster
Agent P Under C 2026 Leading
Role: Major Monogram (voice), episodes: 8
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Hey A.J.! Poster
Hey A.J.! 2026
Executive Producer
Cartoonified! With Phineas and Ferb Poster
Cartoonified! With Phineas and Ferb 2025
Creator
Spiked Poster
Spiked 2025 Leading
Role: Big Boss Croc / Exterminator (voice)
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Super Happy Magic Forest Poster
Super Happy Magic Forest 2024
Executive Producer
How Not to Draw Poster
How Not to Draw 2022
Role: Major Monogram (voice), episodes: 1
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Phineas and Ferb the Movie: Candace Against the Universe Poster
Phineas and Ferb the Movie: Candace Against the Universe 2020
Role: Major Monogram (voice)
Executive Producer, Characters, Writer
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Milo Murphy's Law Poster
Milo Murphy's Law 2016–2019 Leading
Role: Additional Voices (voice), episodes: 73
Creator, Executive Producer, Story
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Phineas and Ferb: Star Wars Poster
Phineas and Ferb: Star Wars 2014
Role: Major Hologram / Imperial Officer Jeff / Additional Voices
Characters, Creator
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I Know That Voice Poster
I Know That Voice 2014
Role: himself
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Phineas and Ferb: Mission Marvel Poster
Phineas and Ferb: Mission Marvel 2013
Role: Francis Major Monogram / Gordon Gutsofanemu / Additional Voices
Characters
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Phineas and Ferb the Movie: Across the 2nd Dimension Poster
Phineas and Ferb the Movie: Across the 2nd Dimension 2011
Role: Major Francis Monogram / Monogram-2 (voice)
Executive Producer, Writer, Sequence Supervisor
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Take Two with Phineas and Ferb Poster
Take Two with Phineas and Ferb 2010–2011
Creator, Executive Producer
Phineas and Ferb Poster
Phineas and Ferb 2007
Role: Francis Monogram (voice), episodes: 263
Creator, Director, Executive Producer, Story, Writer
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Rocko's Modern Life Poster
Rocko's Modern Life 1993–1996
Storyboard Artist, Additional Writing, Director
Which role of Jeff 'Swampy' Marsh do you remember?
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