Boomer/Thomas

Cast

 * Boomer as Thomas
 * Stanley (SL Puffa) as Edward
 * George (from Theodore Tugboat) as Henry
 * Johnny Cuba as Gordon
 * Zorran as James
 * Lord Stinker as Percy
 * Baddeck (from Theodore Tugboat) as Toby
 * Izzy Gomez as Duck
 * Big Mac as Donald
 * Warrior as Douglas
 * Billy Shoepack as Oliver
 * Top Hat as Diesel
 * Blandford as Bill
 * Bingham as Ben
 * Ten Cents as BoCo
 * Pugwash (from Theodore Tugboat) as Daisy
 * Emily (from Theodore Tugboat) as Mavis
 * The Coast Guard as Stepney
 * Catherine (from Theodore Tugboat) as Emily
 * The Goods Engine as Bertie
 * The Fire Tug as Salty
 * Fundy (from Theodore Tugboat) as Harvey
 * Zip as Arry
 * Zug as Bert
 * Sea Rogue as Stepney
 * Oliver (from TTTE) as Skarloey
 * Whiff (from TTTE) as Rheneas
 * Diesel 10 (from TTTE) as Sir Handel
 * Sir Handel (from TTTE) as Peter Sam
 * Rusty (from TTTE) as Rusty
 * Diesel (from TTTE) as Duncan
 * Stanley (from TTTE) as Duke
 * Dennis (from TTTE) as Freddie
 * Bash & Dash (from TTTE) as Mighty Mac
 * Stewiacke (from Theodore Tugboat) as Arthur
 * Sigrid (from Theodore Tugboat) as Lady
 * Bluenose as Diesel 10
 * Pirate #1 as Splatter
 * Pirate #2 as Dodge
 * The Dispatcher (from Theodore Tugboat) as Sir Topham Hatt
 * Lilly the Lighthouse (from Theodore Tugboat) as Lady Hatt
 * Foduck (from Theodore Tugboat) as Terence
 * Puffa as Trevor
 * Steamer (SL Johnny Cuba) as Toad
 * Truro (from Theodore Tugboat) as Derek
 * Bulstrode (from TTTE) as Bulgy
 * R. Boat (from Theodore Tugboat) as George
 * Red Fin (SL Fire Tug) as Murdoch
 * Carla (from Theodore Tugboat) as Caroline
 * Clayton (from Theodore Tugboat) as Cranky
 * Sally Seaplane as Rosie
 * The Shrimpers as The Troublesome Trucks
 * James (from TTTE) as Smudger
 * Nantucket as Bulstrode
 * Captain (from TTTE) as Stanley
 * Sunshine as Whiff
 * Shelburne (from Theodore Tugboat) as Scruff
 * Grampus as Dennis
 * Sailor Moon (from TUGS & The Magic Waterway) as Molly
 * Scally (from Theodore Tugboat) as Billy
 * Lillie Lightship as Belle
 * Scuttlebutt Pete as Flynn
 * Pearl as Old Slow Coach
 * Zebedee as Bash
 * Zak as Dash
 * Theodore (from Theodore Tugboat) as Ferdinand
 * Duke (from TTTE) as Proteus
 * Flynn (from TTTE) as Bertram
 * Bobby Barge (from Theodore Tugboat) as Paxton
 * Belle (from TTTE) as Madge
 * Billy (from TTTE) as Luke
 * Mavis (from TTTE) as Millie