Richard Steven Horvitz

The Grim Adventures of the Kids Next Door

Billy / Harold (voice)

Underfist: Halloween Bash

Billy / Harold / Pumpkin / Trick-or-Treater Eater (voice)

Sherman's Way: A Kid's Guide to Coping with Change

Corny

I Know That Voice

Self

Cats & Dogs

Puppy in Barn (voice)

Son of the Mask

Otis (voice)

The Angry Birds Movie 2

Additional Voices (voice)

Ben 10: Secret of the Omnitrix

Grey Matter / Stinkfly Prisoner (voice)

Sabrina Goes to Rome

Stonehenge (voice)

Mulan

Additional Voices (voice)

Angry Beavers in: "Snowbound"

Daggett Beaver

Snow Dogs

Scooper (voice) (uncredited)

The Grim Adventures of Billy & Mandy: Meet the Reaper

Billy (voice)

Crazy, Stupid, Love.

Lowe's Salesman #3

Captain Daddy

Billy (voice)

Big Babies

Waaa Baby

Storm

Danny

Power Rangers Dino Thunder: Legacy of Power

Alpha 5 (voice) (uncredited)

Hazbin Hotel: Live on Broadway

Self

Ben 10 Merry Christmas

Grey Matter

Power Rangers Green With Evil

Alpha 5

The Legend of Prince Valiant

Squirrel Boy

Static Shock

Jimmy Osgood (voice)