Richard Steven Horvitz

Biography

Richard Steven Horvitz (born July 29, 1966) is an American actor and comedian, best known for his voice work in animation and video games. His voice credits include the original Alpha 5 on Mighty Morphin Power Rangers, Power Rangers Zeo and Power Rangers Turbo, Razputin in Psychonauts, Kaos in Skylanders, Billy and his father Harold in Grim & Evil and The Grim Adventures of Billy & Mandy, Grey Matter in Ben 10, Rodney in Squirrel Boy, Daggett in The Angry Beavers, Zim in Invader Zim, Orthopox in Destroy All Humans!, the Zoni in Ratchet & Clank, Bumble in Kinectimals, the Space Weaver in Broken Age, Kanchomé in Zatch Bell!, and Moxxie in Helluva Boss.

Known for

HD

Hazbin Hotel: Live on Broadway

2025 ⭐ 8.3

HD

Mighty Morphin Power Rangers: Once & Always

2023 ⭐ 6.5

HD

Seal Team

2021 ⭐ 6.9

HD

Invader Zim: Enter the Florpus

2019 ⭐ 7.4

Career timeline

2025

Hazbin Hotel: Live on Broadway Notable

Self · 2025

⭐ 8.3

2023

Mighty Morphin Power Rangers: Once & Always

Alpha (voice) · 2023

⭐ 6.5

2021

Seal Team

Snap (voice) · 2021

⭐ 6.9

2020

Green Seas

Writer · 2020

2019

Invader Zim: Enter the Florpus Notable

Zim (voice) · 2019

⭐ 7.4

The Angry Birds Movie 2 Notable

Additional Voices (voice) · 2019

⭐ 7.1

2017

Meeting MacGuffin Notable

Gormal MacGuffin (voice) · 2017

⭐ 9.5

2014

Mighty Morphin Power Rangers: Green With Evil

Alpha 5 (voice) · 2014

Legends of Oz: Dorothy's Return

Munchkin Suitor (voice) · 2014

⭐ 6.3

I Know That Voice Notable

Self · 2014

⭐ 7.1

2013

Saving Santa

Orange Haired Elf (voice) · 2013

⭐ 5.2

2012

Ben 10: Destroy All Aliens

Grey Matter / Dispatcher (voic · 2012

⭐ 6.7

2011

Crazy, Stupid, Love. Notable

Lowe's Salesman #3 · 2011

⭐ 7.3

Fred & Vinnie

Book Store Autoraph Hound · 2011

2009

The Informant!

Bob Zaiderman · 2009

⭐ 6.2

2008

Underfist: Halloween Bash Notable

Billy / Harold / Pumpkin / Tri · 2008

⭐ 7.4

Snack Break

Grey Matter · 2008

2007

The Grim Adventures of the Kids Next Door Notable

Billy / Harold (voice) · 2007

⭐ 7.2

Hard Four

Sheldon Goldstein · 2007

⭐ 4.9

Ben 10: Secret of the Omnitrix Notable

Grey Matter / Stinkfly Prisone · 2007

⭐ 7.4

2006

Ben 10 Merry Christmas

Grey Matter · 2006

Big Babies

Waaa Baby · 2006

2005

Billy and Mandy Save Christmas Notable

Billy (voice) (as Richard Horv · 2005

⭐ 8.8

Son of the Mask Notable

Otis (voice) · 2005

⭐ 4.2

2004

Cartoon Network Christmas: Yuletide Follies Notable

Billy (Voice) · 2004

⭐ 9.9

Power Rangers Dino Thunder: Legacy of Power Notable

Alpha 5 (voice) (uncredited) · 2004

⭐ 10.0

2003

Billy & Mandy's Jacked-Up Halloween Notable

Billy/Guy (voice) · 2003

⭐ 9.0

2002

Snow Dogs

Scooper (voice) (uncredited) · 2002

⭐ 5.6

2001

Osmosis Jones Notable

Additional Character Voices (v · 2001

⭐ 6.5

Cats & Dogs Notable

Puppy in Barn (voice) · 2001

⭐ 5.4

2000

The Grim Adventures of Billy & Mandy: Meet the Reaper Notable

Billy (voice) · 2000

⭐ 7.7

Frequently appears with

Erika Henningsen

Self - Host

Jessica Vosk

Self

Amir Talai

Self

Christian Borle

Self

Jeremy Jordan

Self

David Yost

Billy Cranston

Walter Jones

Zack Taylor

Charlie Kersh

Minh Kwan

Steve Cardenas

Rocky DeSantos

Catherine Sutherland

Kat Hillard

Full filmography

HD

Hazbin Hotel: Live on Broadway

2025 ⭐ 8.3

HD

Mighty Morphin Power Rangers: Once & Always

2023 ⭐ 6.5

HD

Seal Team

2021 ⭐ 6.9

HD

Green Seas

2020

HD

Invader Zim: Enter the Florpus

2019 ⭐ 7.4

HD

The Angry Birds Movie 2

2019 ⭐ 7.1

HD

Meeting MacGuffin

2017 ⭐ 9.5

HD

Mighty Morphin Power Rangers: Green With Evil

2014

HD

Legends of Oz: Dorothy's Return

2014 ⭐ 6.3

HD

I Know That Voice

2014 ⭐ 7.1

HD

Saving Santa

2013 ⭐ 5.2

HD

Ben 10: Destroy All Aliens

2012 ⭐ 6.7

HD

Crazy, Stupid, Love.

2011 ⭐ 7.3

HD

Fred & Vinnie

2011

HD

The Informant!

2009 ⭐ 6.2

HD

Underfist: Halloween Bash

2008 ⭐ 7.4

HD

Snack Break

2008

HD

The Grim Adventures of the Kids Next Door

2007 ⭐ 7.2

HD

Hard Four

2007 ⭐ 4.9

HD

Ben 10: Secret of the Omnitrix

2007 ⭐ 7.4