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Jeff 'Swampy' Marsh

Jeff 'Swampy' Marsh Acting

09 Dec, 1960 (65) in Santa Monica, California, USA

 

Jeff 'Swampy' Marsh Acting

09 Dec, 1960 (65) in Santa Monica, California, USA

 
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... see more
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... see more

Spiked

Acting (Big Boss Croc / Exterminator (voice))

03/07/2025

Phineas and Ferb the Movie: Candace Against the Universe

Acting (Major Monogram (voice)) · Characters · Executive Producer · Writer

14/06/2020

TV's Funniest Animated Stars: A Paley Center for Media Special

Acting (Self)

07/12/2015

O.W.C.A. Files

Acting (Major Monogram / Additional Voices (voice)) · Executive Producer

09/11/2015

Phineas and Ferb: Last Day of Summer

Acting (Major Monogram (voice))

15/06/2015

Phineas and Ferb: Night of the Living Pharmacists

Acting (Major Francis Monogram (voice)) · Creator

04/10/2014

Phineas and Ferb: Star Wars

Acting (Major Hologram / Imperial Officer Jeff / Additional Voices) · Creator · Characters

26/07/2014

Phineas and Ferb Save Summer

Acting (Major Francis Monogram / Additional Voices (voice)) · Creator

09/06/2014

I Know That Voice

Acting (Self)

07/01/2014

Phineas and Ferb: Mission Marvel

Acting (Francis Major Monogram / Gordon Gutsofanemu / Additional Voices) · Characters

16/08/2013

Phineas and Ferb: The Perry Files - Animal Agents

Acting (Major Monogram (voice))

26/02/2013

Phineas and Ferb: The Daze of Summer

Writer

07/02/2012

Phineas and Ferb The Movie: Across the 2nd Dimension

Acting (Major Francis Monogram / Monogram-2 (voice)) · Sequence Supervisor · Executive Producer · Writer

05/08/2011

Phineas and Ferb: Summer Belongs to You!

Acting (Major Francis Monogram / Additional Voices (voice)) · Story · Additional Writing

02/08/2010

Phineas and Ferb Christmas Vacation!

Acting (Major Monogram (voice)) · Producer

07/12/2009

Looks Can Kill

Associate Producer

07/02/1994

Untitled Phineas and Ferb Movie

Acting (Major Francis Monogram (voice)) · Writer · Executive Producer

Executive Producer

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