- Ryan O'Quinn
- Dr. Chuckles / Laughing Father
- Scott Summitt
- Reluctant Agent
- Daniel O'Reilly
- Mime
- Jason Dolley
- Wing Nut
- Tony Snegoff
- Clown #3
- Taylor Cole
- Jackson Mini Mart Man
- Loki
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- Zackary Arthur
- Bernie
- Shiloh Nelson
- Lens Cap
- Cooper J. Friedman
- IQ
- Tupac Souza
- Splat
- Hayden Crawford
- Russel Breakabod
- Aria Walters
- Tall Henchman
- Amy Johnson
- Anchorwoman
- Betsy Baker
- Queen
- Kevin Sizemore
- Paul Dingledorf
- Sharon Phelps Dickson
- Mom
- Darcy Donavan
- Date
- Paul Johansson
- Agent 001 / 2
- Nicola Lambo
- Secretary of Offense
- Shawn Thornton
- News Anchor
- Alex McArthur
- President
- Azalea Collins
- Birthday Girl
- Carson Bolde
- Tommy
- Devin Reeve
- Bobo the Clown
- Lisa Mason Lee
- Paramedic
- Peter Xifo
- Museum Curator
- Terrence Stone
- Voice of Splat / Walla Performer (voice)
- David Abed
- Clown 4
- Gavin Velez
- Clown 5
- Jared Arroyo
- Clown 6
- Lexi Collins
- Clown 7
- Sam Mason
- Clown 8
- Aaron Bennett
- Clown 9
- Kemma Filby
- Clown 10
- Janelle Jones
- Clown 11
- Katelyn Klepitsch
- Clown 12
- Justin Castillo
- Clown 13
- Aron Ohanessian
- Clown 14
- Rachel Taft
- Clown 15
- Meredith Dillon
- Clown 16
- Dalton Shooks
- Palace Guard
- Alen Toric
- Russian Premier
- Ian Halfhill
- North Korean President
- Tanny Santamaria
- Chinese President
- Brahim Maziane
- Middle Eastern Sheik
- Kate McIntyre
- Convenience Store Grandma
- Aiden Meade
- Henchman #2
- Zander Grable
- High School Dr. Chuckles
- Asher O'Quinn
- Elementary Dr. Chuckles
- Luke Dickson
- Infant Dr. Chuckles
- Harlee Gurman
- 4 Year Old Girl
- Wes Halula
- Laughing Cop #1
- Bill Myers
- Laughing Cop #2
- Charlotte Halula
- Ice Cream Kid
- Francis Halula
- Ice Cream Kid
- Joseph Bush
- Police Officer
- Jeffrey Dijulius
- Police Officer
- Connor Reithmayr
- High School Bully #1
- Mykyta Deineko
- High School Bully #2
- Steven Cary
- Secret Agent
- Charles Ancelle
- Secret Agent
- Collin Crossan
- Secret Agent
- Jonathan Moorwood
- Secret Agent
- Sean Meade
- Secret Agent
- Megan Beitner-Williams
- Secret Agent
- Brianna Bazler
- Birthday Party Kid
- Carissa Bazler
- Birthday Party Kid
- Sarah Bazler
- Birthday Party Kid
- Evenlyn Poutre
- Birthday Party Kid
- Michelle Fozounmayeh
- Birthday Party Mom
- Heather O'Quinn
- Birthday Party Mom
- Isabella Bazler
- Science Fair Contestant #1
- Shirin Fozounmayeh
- Science Fair Contestant #2
- Sarah Paust
- The Girl
- Victoria Vesy
- The Other Girl
- Clarivel Feliciano
- News Crew Member
- John Garabedian
- News Crew Member
- Ashley Massell
- News Crew Member
- Brian Morris
- News Crew Member
- Jake Mouchawar
- News Crew Member
- Victoria Radford
- News Crew Member
- Susan Robinson
- News Crew Member
- Lauryn Emily Arroyo
- News Crew Member / Pedestrian
- Daniele Arroyo
- News Crew Member
- Deja Jones
- News Crew Member / Pedestrian
- Paul Arroyo
- Pedestrian
- Sandra King
- Pedestrian
- Caitlin Staebell
- Walla Performer
- Claudia Coloma
- Walla Perfomer
- Jason Fenton
- Walla Performer
