Henry Hugglemonster/Theodore Tugboat

Cast

 * Henry as Theodore
 * Milo as Hank
 * Oscar as George
 * Denzel as Foduck
 * Meg as Emily
 * Momma as Rebecca
 * Signor Roartonto as Shelburne
 * Ivor as Clayton
 * Daddo as Baddeck
 * Monsterrobot 1 as Guysborough
 * Cobby as Northumberland
 * Summer as Carla
 * Mr. Growl as Owen
 * Grando as Tex
 * Hugo as Bedford
 * Gregor as Stewiacke
 * Gertie as Pugwash
 * Herold as Kingston
 * Irving as Malarkey
 * Nan-oh as Constance
 * Roddy as Oliver
 * Mike and Steve as Phillip and Fillmore
 * Estelle as Sigrid
 * Captain Hollander as Dorothy
 * Izzy as Clementine
 * Monsterrobot 2 as Snorri
 * Hunter as Fundy
 * Mr. Snifflemonster as Inverness
 * Maude as Bonavista
 * Monsterdragon as Cabot
 * Mini-Monsters as Cabot's Cargo and Rock Borthers
 * Officer Higgins as Canso
 * Harry as Brunswick
 * Shred as Barrington
 * Chris as Bobby
 * Izzy as Isabel
 * Kayla as Petra
 * Jessie as Pearl
 * Ben as Jennifer
 * Gussy as Blandford
 * Roy as Bingham
 * Monsterrobot 3 as Jasper
 * Fred as Kulu
 * Marasol as Bluenose
 * Frank as Shamus
 * Tommy as Igloo
 * Joyce as Gerta
 * Ted as Chester
 * Mini as Seabright
 * Bob as Colchester
 * Kelly as The Queen Stephanie
 * Toad as Haliburton
 * Monstertroll as Robo-Tug
 * Monsterrobot 4 as Bad Scrap
 * Grummo as Katherine
 * Roberto as Digby
 * Glimmer Known as Bayswater
 * Eduardo as Dartmouth
 * Stanley as Nautilus
 * Estelle's Grandfather as Kirby
 * Peter as Truro
 * Mimi Monstermouth as Freda
 * Hank as Walter
 * Ruby as Gloria
 * Hildegard as Molly
 * Mrs. Growlburg as Caroquette
 * Major Roariani as Millie