John Kassir
ActingTotal Credits
148
Acting
148
First Credit
1979
Latest Credit
2026
Avatar: The Last Airbender
Chey (voice)
2005
Rick and Morty
Blim Blam (voice)
2013
Adventure Time
Ice King (voice)
2007
Friends
Stanley
1994
Samurai Jack
Scissorsmith (voice)
2001
Teenage Mutant Ninja Turtles
Dark Beaver / Dave Beaver (voice)
2012
Bones
Lawrence Melvoy
2005
Charmed
Alchemist
1998
Ben 10
Zombozo (voice)
2005
The Looney Tunes Show
Pete Puma (voice)
2011
Tour of Duty
Lenny Pilchowski
1987
The Grim Adventures of Billy and Mandy
Lord Moldybutt
2001
The Simpsons
Various Animals (voice) · Donkey (voice) · Possum (voice)
1989
Animaniacs
Buster Bunny (voice, uncredited)
1993
Tales from the Crypt
Larry · Narrator (voice) · Crypt Keeper (voice)
1989
Castle
Mr. Dreyfus
2009
Sing 2
Additional Voices (voice)
2021
Star Trek: Voyager
Gar
1995
Tales from the Cryptkeeper
Cryptkeeper (voice)
1993
DOTA: Dragon's Blood
Vahdrak (voice) · Guard (voice) · Merchant (voice)
2021
CSI: Miami
Farley Wheeler
2002
Rocket Power
Ray Rocket (voice)
1999
Malcolm & Eddie
Actor
1996
Dexter's Laboratory
Guy #2 / Guy #3 / Kid #2 (voice)
1996
Mickey Mouse
Scrooge McDuck (voice)
2013
CSI: Crime Scene Investigation
Hotel Guest
2000
NCIS
Perry Swan
2003
Sliders
Arnold Potts
1995
Kim Possible
Additional Voices (voice) · Commodore Puddles (voice)
2002
Moonlighting
Police Detective
1985
Rocko's Modern Life
Actor
1993
Scooby-Doo! in Arabian Nights
Haman (voice)
1994
The Adventures of Jimmy Neutron: Boy Genius
Seymour / Student #3 (voice)
2002
Kung Fu Panda: Legends of Awesomeness
Sai So (voice)
2011
Early Edition
Jersy Carpathian
1996
Joan of Arcadia
Mime God
2003
Random! Cartoons
Bone / Soldier A / Soldier B / Soldier C (voice) · Ice King / Fire Element (voice) · Dugly Uckling / Kung Pao Bunny (voice)
2008
Earthworm Jim
Snott / Henchrat (voice)
1995
Johnny Bravo
Actor
1997
Team Knight Rider
Plato
1997
Hot in Cleveland
The Pope
2010
I Am Weasel
Messenger / Asp (voice)
1997
Duckman
Actor
1994
The Amanda Show
Carl Klutz
1999
Sonic the Hedgehog
Actor
1993
Cow and Chicken
Messenger / Asp (voice)
1997
The Facts of Life
Actor
1979
CatDog
Dunglap / Mervis (voice)
1998
Monsters University
Additional Voices (voice)
2013
New Looney Tunes
Pete Puma (voice) · Native American (voice) · John / Janitor (voice) · Pete Puma / Claude (voice)
2015
Minions & More Volume 1
Coffee Shop Manager (voice)
2022
The Little Mermaid
Rats (voice)
1992
The Wild Thornberrys
El Gordita (voice)
1998
The Wonderful Summer of Mickey Mouse
Additional Voices (voice)
2022
Dream On
Chuck
1990
The Secret Life of Pets 2
Additional Voices (voice)
2019
Eek! The Cat
Mittens (voice)
1992
Pocahontas
Meeko (voice)
1995
As Told by Ginger
Winston (voice)
2000
The Grinch
Additional Voices (voice)
2018