Jeff 'Swampy' Marsh

Spiked(2025)

(voice)

Phineas and Ferb the Movie: Candace Against the Universe(2020)

O.W.C.A. Files(2015)

Phineas and Ferb: Last Day of Summer(2015)

Major Monogram (voice)

Phineas and Ferb: Night of the Living Pharmacists(2014)

Major Francis Monogram (voice)

Phineas and Ferb: Star Wars(2014)

Major Hologram / Imperial Officer Jeff / Additional Voices

Phineas and Ferb Save Summer(2014)

Major Francis Monogram / Additional Voices (voice)

Phineas and Ferb: The Perry Files - Animal Agents(2013)

Major Monogram (voice)

Phineas and Ferb: Mission Marvel(2013)

Francis Major Monogram / Gordon Gutsofanemu / Additional Voices

Phineas and Ferb: The Daze of Summer(2012)

Phineas and Ferb The Movie: Across the 2nd Dimension(2011)

Phineas and Ferb: Summer Belongs to You!(2010)

Phineas and Ferb Christmas Vacation!(2009)

Looks Can Kill(1994)

Untitled Phineas and Ferb Movie