Clarence

Tom Kenny

Sumo (voice)

Sean Giambrone

Jeff (voice)

Katie Crown

Mary / Ms. Baker / Ms. Shoop (voice)

Roger Craig Smith

Belson / Percy (voice)

Spencer Rothbell

Clarence / Camden / Mavis (voice)

Mark Banker

Cone Man (voice)

Stephen P. Neary

Attendant / Guy 1 / Some Guy (voice)

Skyler Page

Clarence / Mr. Reese / Nathan (voice)

Eric Edelstein

Cop / Driver Man 1 / Mr. Farris (voice)

Ava Acres

Amy (voice)

Michael Leone

Asian Kid (voice)

Troy Baker

Troy / Keith Mack / Lazer Game Voice (voice)

Eva Bella

Little Girl (voice)

Emily Eiden

Sample Lady / Cashier Girl / Tina (voice)

Bob Joles

Manager / TV Announcer / Loudspeaker Voice (voice)

Stephanie Sheh

Debbie / Girl #1 / Kid #2 (voice)

Stuart Allan

Naked Kid (voice)

Hana Hayes

Jessica / Small Girl (voice)

Ruth Williamson

Ginsbot (voice)

Dave B. Mitchell

TV VO Announcer (voice)

Tayler Buck

Courtlin (voice)

Lucas Van Wormer

Commercial Kid 2 / Commercial Kid 1 (voice)

Gavin Pierce

Crendle (voice)

Thomas Barbusca

Malakevin (voice)

Chris Cox

Zookeeper / EMT 1 (voice)

Jon Heder

Randy (voice)

Isabella Niems

Kimby (voice)

Kyle Arem

Dustin / Malakevin (voice)

Riley B. Smith

Sumo's Little Brother (voice)

Natasha Leggero

Nature Kate / Heida (voice)

Daniel DiMaggio

Brady (voice)

Gunnar Sizemore

Commercial Kid 1 (voice)

Albert Gonzales

Emilio (voice)

Anastasia James

Tinia's Cry (voice)

Ivy Bishop

Malessica (voice)

Dan White

TV Guest / Principal / Teacher 1 (voice)

Jason Marsden

Sumo / Brian / Belson (voice)

Tara Strong

Nurse Tacker / Tinia's Mom (voice)

Mckenna Grace

Tinia (voice)

Joshua Rush

Breehn / Vu (voice)

Nick Pitera

Clarence Singing Voice (voice)

Joshua Black

Julien (voice)

Corey Burton

Hank (voice)

Maria Bamford

Dilliss (voice)

Jeff Bennett

Seymour / Rooster (voice)

Bob Bergen

Squirty (voice) · Goldfish / Hot Dog Guy / Shop Keeper (voice)

Amy Sedaris

Ms. Donna-Joe Judley / Woman (voice)

Kari Wahlgren

Old Lady / Pizza Shack Waitress / Customer (voice)