- Kelsey Asbille
- Â Mikayla Makoola 69 episodes, 2010-2013
- Larramie Doc Shaw
- Â King Duke 'Boomer' Parker / ... 69 episodes, 2010-2013
- Ryan Ochoa
- Â Lanny 69 episodes, 2010-2013
- Geno Segers
- Â Mason Makoola 69 episodes, 2010-2013
- Mitchel Musso
- Â King Brady / ... 47 episodes, 2010-2012
- Adam Hicks
- Â King Boz 22 episodes, 2012-2013
- J.D. Higham
- Â Palace Gaurd 7 episodes, 2010-2012
- Kevin Acevedo
- Â Kripan 7 episodes, 2012-2013
- Bobby Joyner
- Â Palace Guard 6 episodes, 2011-2013
- Jasyn Jefferies
- Â Palace Guard 1 episode, 2010
- Tony Salantri
- Â Palace Guard 1 episode, 2010
- Vincent Pastore
- Â Yamaguchi / ... 10 episodes, 2010-2012
- Chris Leidecker
- Â Palace Guard 4 episodes, 2012-2013
- James Hong
- Â Head Elder / ... 8 episodes, 2011-2013
- Eve Sigall
- Â Old Hag / ... 7 episodes, 2010-2011
- Brittany Ross
- Â Candis 6 episodes, 2011-2013
- Douglas Tait
- Â Big Pupaley / ... 5 episodes, 2010-2013
- Derek Anthony
- Â Palace Guard / ... 5 episodes, 2010-2011
- Maxie Santillan Jr.
- Â Stately Islander 5 episodes, 2010-2012
- Logan Browning
- Â Rebecca Dawson 5 episodes, 2010-2013
- Mikey Post
- Â Sherpa Squonk / ... 5 episodes, 2011-2012
- Greg Eagles
- Â Tarantula Shaman 4 episodes, 2010-2012
- Sinqua Walls
- Â Pierce 4 episodes, 2010-2012
- Martin Klebba
- Â Hibachi 3 episodes, 2010-2011
- Aaron Aguilera
- Â Tarantula Warrior 3 episodes, 2010-2011
- Gregory Pugliese
- Â Rondo 3 episodes, 2010-2011
- Doug Brochu
- Â Oogie 2 episodes, 2010-2012
- Matthew Willig
- Â Terantula Leader / ... 2 episodes, 2010-2011
- Raymond Ochoa
- Â Young Boy / ... 2 episodes, 2010-2012
- John Eric Bentley
- Â Uncle Bill 2 episodes, 2010-2011
- Craig Dabbs
- Â King Malakai (young) / ... 2 episodes, 2010-2012
- Edward Fordham Jr.
- Â Wally 2 episodes, 2010
- Michael Bailey Smith
- Â Zadoc 2 episodes, 2011
- Tichina Arnold
- Â Aunt Nancy 2 episodes, 2010-2011
- Denyse Tontz
- Â Tarantula Girl 2 episodes, 2012-2013
- Clint Culp
- Â P.E. Coach 2 episodes, 2010-2011
- Michael Carbonaro
- Â Royal Yes Man 1 episode, 2010
- Robert R. Shafer
- Â King Malakai 2 episodes, 2012
- Scott Anthony Leet
- Â King Kalakai 2 episodes, 2012
- Damion Poitier
- Â Kaita 2 episodes, 2013
- Tara R. Cook
- Â Queen Annabella 2 episodes, 2013
- Eden Sher
- Â Billie 1 episode, 2012
- Christoph Sanders
- Â Tristan 1 episode, 2010
- Ben Giroux
- Â Pupaley 1 episode, 2010
- Leslie-Anne Panaligan
- Â Aerosol 1 episode, 2010
- Chris Wylde
- Â Two Peg 1 episode, 2010
- Jennifer Elise Cox
- Â Lady of the Cave 1 episode, 2011
- Edie McClurg
- Â June 1 episode, 2011
- Edi Patterson
- Â Charlotte 1 episode, 2011
- John O'Hurley
- Â Narrator 1 episode, 2011
- Dalip Singh
- Â Atog 1 episode, 2011
- Noshir Dalal
- Â Jason Makoola 1 episode, 2011
- Debbie Lee Carrington
- Â Squonk Queen 1 episode, 2011
- Tyrel Jackson Williams
- Â Hilo Tutuki 1 episode, 2011
- Adoni Maropis
- Â The Oracle 1 episode, 2011
- Robin Coleman
- Â Hilda 1 episode, 2011
- Kara Pacitto
- Â Queen Hesta 1 episode, 2011
- Tiffany Mulheron
- Â Princess Iris 1 episode, 2011
- Karan Brar
- Â Tito 1 episode, 2012
- Erin Sanders
- Â Nannie 1 episode, 2012
- Mike 'The Miz' Mizanin
- Â Damone 1 episode, 2012
- Hayley Hasselhoff
- Â Sasha 1 episode, 2012
- Kasey Wilson
- Â Pitricia 1 episode, 2012
- Eric Artell
- Â Gil 1 episode, 2012
- Madison Riley
- Â Amazonia 1 episode, 2010
- Davis Cleveland
- Â Chauncey 1 episode, 2010
- Noah Crawford
- Â No-Beard 1 episode, 2010
- Danny Seckel
- Â Jerry 1 episode, 2010
- Patrick Gallagher
- Â Farhod the Fierce 1 episode, 2011-2012
- Oliver Muirhead
- Â King of Cornea 1 episode, 2011
- Katelyn Pacitto
- Â Queen Desta 1 episode, 2011
- Jillian Nelson
- Â Cave Girl 1 episode, 2011
- Carlson Young
- Â Chelsea 1 episode, 2012
- Alexandra Ella
- Â Gilda 1 episode, 2012
- Blaise Godbe Lipman
- Â Morris 1 episode, 2012
- Daniel Polo
- Â Fanboy 1 episode, 2012
- Deonte Gordon
- Â Royal Laugher 1 episode, 2012
- Ted Rooney
- Â Royal Tracker 1 episode, 2010
- Leland Crooke
- Â The Professor 1 episode, 2010
- Paul Costa
- Â Roger 1 episode, 2010
- John Hartmann
- Â Rockhead 1 episode, 2011
- Brian Drolet
- Â Cave Dude 1 episode, 2011
- Abigail Klein
- Â Tiffany 1 episode, 2012
- Morgan Leigh
- Â Royal Mime 1 episode, 2012
- Mike Trehy
- Â Manager Pete 1 episode, 2012
- Jack DePew
- Â Captain 1 episode, 2010
- Ron Fassler
- Â Dale Davis 1 episode, 2011
- Wendy Worthington
- Â Queen Oogli 1 episode, 2012
- Ruben Landon Dante
- Â Riptide Gangster 1 episode, 2010
- Chris Blasman
- Â Hawk 1 episode, 2010
- Jillian Rose Reed
- Â Tessa 1 episode, 2011
- Matt Knudsen
- Â Snowflake 1 episode, 2011
- Sayeed Shahidi
- Â Billy 1 episode, 2011
- George Sharperson
- Â Krinkle 1 episode, 2011
- Dakota Black
- Â Elf 1 episode, 2011
- Abraham Benrubi
- Â Silver Fox 1 episode, 2012
- Jennifer Stone
- Â Priscilla 1 episode, 2012
- Cooper Barnes
- Â Tom 1 episode, 2012
- Abbie Cobb
- Â Ethel 1 episode, 2012
- Walter Jones
- Â Tough Poet 1 episode, 2012
- Emily Wilson
- Â Gertrude 1 episode, 2012
- Wesley Mann
- Â Counselor 1 episode, 2012
- Dwight Howard
- Â The Cook 1 episode, 2012
- Joe Massingill
- Â Tree Shaker 1 episode, 2012
- Brian R. Norris
- Â Spatula Jones 1 episode, 2012
- Skyler Vallo
- Â Sabrina 1 episode, 2012
- Kevin M. Horton
- Â Philbert Dingleberg 1 episode, 2012
- Matthew Florida
- Â Biff 1 episode, 2012
- Darren Hanvey
- Â Royal Rooster 1 episode, 2012
- Nick Stanner
- Â Steve 1 episode, 2012
- Isaac Gray
- Â Evil Twins 1 episode, 2012
- Ryne Strom
- Â Flaji 1 episode, 2012
- Jonathan Adams
- Â Mr. Dawson / ... 1 episode, 2013
- Amir Arison
- Â King Kunu 1 episode, 2013
- Robert Michael Morris
- Â Howard Ritterstein 1 episode, 2013
- Kenny Apel
- Â Yeti 1 episode, 2013
- Leah M. Wood
- Â Island Girl 1 episode, 2013
- Anthony Cheng
- Â (assistant: James Hong) 1 episode, 2013
- Eric Petersen
- Â Catawampus 1 episode, 2013
- Waymond Lee
- Â Tropical Island Elder (uncredited) 8 episodes, 2011-2012
- Willie James Warren Jr.
- Â Castle Guard / ... (uncredited) 3 episodes, 2012
- Jim Ounniyom
- Â Tarantula Warrior (uncredited) 2 episodes, 2010-2011
- Cole Sprouse
- Â Twin (uncredited) 1 episode, 2010
- Dylan Sprouse
- Â Twin (uncredited) 1 episode, 2010
- Kaleti Williams
- Â Kings Guard #1 (uncredited) 1 episode, 2010
- Bethany Levy
- Â Ammonia (uncredited) 1 episode, 2010
- Mariano 'Big Dawg' Mendoza
- Â Royal Guard 2010 (uncredited) 1 episode, 2010
- Erik Betts
- Â Tribesman (uncredited) 1 episode, 2010
- Tai Urban
- Â Pirate Boy Calico Jack Jr. (uncredited) 1 episode, 2010
- Martavious Cerrone Gayles
- Â Palace Guard (uncredited) 1 episode, 2010
- Tommy Dorian
- Â Beach Bully Bunyon (uncredited) 1 episode, 2010
- Daniel Messier
- Â King of Kincou (uncredited) 1 episode, 2010
- Angelica Ng
- Â Royal Waxer (uncredited) 1 episode, 2010
- Samuel Le
- Â Tarantula (uncredited) 1 episode, 2010
- Deanna Moore
- Â Cheerleader (uncredited) 1 episode, 2010
- Heather Cowles
- Â Roberta (uncredited) 1 episode, 2010
- Steven Mango
- Â Prom Date (uncredited) 1 episode, 2010
- Cecilia Lee
- Â Cheerleader (uncredited) 1 episode, 2010
- Henry Milton Chu
- Â Tarantula Person (uncredited) 1 episode, 2010
- Morgan Martin
- Â Mean girl (uncredited) 1 episode, 2010
- Nino Nava
- Â Basketball Student (uncredited) 1 episode, 2010
- Adriany Poluan
- Â Fernanda (uncredited) 1 episode, 2010
- Bob Saldana
- Â Garbage man (uncredited) 1 episode, 2010
- Spencer Barrett
- Â Island Twin Presenter (uncredited) 1 episode, 2010
- Timothy Eulich
- Â Zombie (uncredited) 1 episode, 2011
- Katie Eischen
- Â Diving Waitress (uncredited) 1 episode, 2011
- Mark Aaron Wagner
- Â Zombie (uncredited) 1 episode, 2011
- Mighty Mike Murga
- Â Squonk (uncredited) 1 episode, 2011
- Konstantine Anthony
- Â Maurice the Mime (uncredited) 1 episode, 2011
- Julia Mazzucato
- Â Talia (uncredited) 1 episode, 2011
- Rubi Myers
- Â Island Kid (uncredited) 1 episode, 2011
- Amy Johnston
- Â Nanju Warrior #1 (uncredited) 1 episode, 2012
- Jesse Heiman
- Â Dirt Fairy (uncredited) 1 episode, 2012
- Linda Jewell
- Â Nanju Warrior #2 (uncredited) 1 episode, 2012
- Shaka Smith
- Â King Boomer Actor (uncredited) 1 episode, 2012
- Mike Jerome Putnam
- Â Island Police (uncredited) 1 episode, 2012
- Robert Ochoa
- Â Troll (uncredited) 1 episode, 2012
- Alex Arleo
- Â Handsome Date (uncredited) 1 episode, 2012
- Anoop Simon
- Â Biker Bully (uncredited) 1 episode, 2012
- Jade Brandais
- Â Sara (uncredited) 1 episode, 2012
- Celeste McMillian
- Â Model (uncredited) 1 episode, 2012
- Garry Knight
- Â Laughing Nasty (uncredited) 1 episode, 2012
- Dionne Renée
- Â Damone's Entourage (uncredited) 1 episode, 2012
- Gabriel Aslan
- Â Island Boy (uncredited) 1 episode, 2012
- Scot London
- Â Handsome Date (uncredited) 1 episode, 2012