Phil Vischer
George / Sedgewick / Willory / Sir Frederick / Mr. Hibbing / Bob the Tomato / Pirate Spy / Pirate Philippe Pea (voice)
Mike Nawrocki
Elliot / Pirate Jean Claude Pea / Theater Foe / Pirate Spy Sidekick / Pirate with Dummy / Rock Monster Father (voice)
Cam Clarke
Robert the Terrible / The King (voice)
Laura Gerow
Eloise (voice)
Yuri Lowenthal
Alexander (voice)
Alan Lee
Blind Man / One-Eyed Louie (voice)
Cydney Trent
Bernadette (Petunia) (voice)
Keri Pisapia
Ellen (voice)
Megan Murphy
Madame Blueberry (voice)
Sondra Morton Chaffin
Caroline (voice)
Jim Poole
Pirate Scooter Carrot (voice)
Tim Hodge
Jolly Joe / King's Ship Officer / Background Voices (voice)
Drake Lyle
George Jr. / Rock Monster Boy (voice)
Ally Nawrocki
Lucy / Rock Monster Girl (voice)
Patrick Kramer
Collin (voice)
Sloan Yarborough
Photographer (voice)
Joe Spadaford
Jacob Lewis / Stubb Pirate Overlord / Stubb Pirate Coward (voice)
John Wahba
Dungeon Guard / Pirate with Dummy Sidekick (voice)
Colleen Curtis
Theater Customer Woman (voice)
Brian K. Roberts
Steadfast Soldier / Theater Customer Man / Pirate Pilot (voice)
Marissa Collyer
Background Voices (voice)
Michael Fowler
Background Voices (voice) (as Michael 'C.J.' Fowler)
Kurt Heinecke
Background Voices (voice)
Paula Marcus
Background Voices (voice)
J. Chris Wall
Background Voices (voice)
Andy Youssi
Background Voices (voice) (as Andrew Youssi)