Person · Screenwriter
Jeff 'Swampy' Marsh
- Also:
- Writer
- Actor
- Producer
In short · Writing since 2003, 3 decades active, 9 credits.
Known for
Ranked by community engagement + sustained interest across this person's credits in our database.
Phineas and Ferb the Movie: Candace Against the Universe(2020)
Writer
Pete the Cat(2017)
Writer
Agent P Under C(2026)
Major Monogram
Spiked(2025)
Exterminator
Milo Murphy's Law(2016)
Additional Voices (voice) (73 Episodes)
Phineas and Ferb: Mission Marvel(2013)
Francis Major Monogram / Gordon Gutsofanemu / Additional Voices
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Biography
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Sign in to contribute →Filmography · 9 of 9
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Writer
2 creditsActor
7 creditsAgent P Under C(2026)
Major Monogram
TV
Spiked(2025)
Exterminator
FilmMilo Murphy's Law(2016)
Additional Voices (voice) (73 Episodes)
TVPhineas and Ferb: Mission Marvel(2013)
Francis Major Monogram / Gordon Gutsofanemu / Additional Voices
Film
Phineas and Ferb The Movie: Across the 2nd Dimension(2011)
Major Francis Monogram / Monogram-2 (voice)
Film
Phineas and Ferb(2007)
Major Francis Monogram
TV
Bounty Hamster(2003)
Actor
TV
Originals
Streaming originals this person worked on.
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