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Jeff 'Swampy' Marsh

Jeff 'Swampy' Marsh

ActorProducerWriterCrewDirector Dec 9 (age 65) Santa Monica, California, USA 1993–2026 (33 year career)
7.4 avg rating

Biography

Jeff "Swampy" Marsh (born December 9, 1960) is an American animator, writer, director, producer, and voice actor associated with several animated television series, most notably as an executive producer and the voice of Major Monogram for Disney's animated series Phineas and Ferb and Milo Murphy's Law, both of which he co-created with Dan Povenmire. Marsh was born in Santa Monica, California, where he grew up with a heavily blended family dynamic. Marsh has been and continues to be a driving for…

Known For

Phineas and Ferb
Film

Phineas and Ferb

Francis Monogram (voice)
Phineas and Ferb The Movie: Across the 2nd Dimension
Film

Phineas and Ferb The Movie: Across the 2nd Dimension

Major Francis Monogram / Monogram-2 (voice)
Phineas and Ferb the Movie: Candace Against the Universe
Film

Phineas and Ferb the Movie: Candace Against the Universe

Major Monogram (voice)
Rocko's Modern Life
Film

Rocko's Modern Life

Additional Writing
Phineas and Ferb: Star Wars
Film

Phineas and Ferb: Star Wars

Major Hologram / Imperial Officer Jeff / Additional Voices
Phineas and Ferb: Mission Marvel
Film

Phineas and Ferb: Mission Marvel

Francis Major Monogram / Gordon Gutsofanemu / Additional Voices
Milo Murphy's Law
Film

Milo Murphy's Law

Additional Voices (voice)
I Know That Voice
Film

I Know That Voice

Self

Filmography

Acting (22)

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Crew (31)

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