Series 25 of Thomas & Friends: Big World! Big Adventures! will begin airing on Netflix (US) in May 2021, and on Milkshake! (UK) and ABC Kids (Australia) in September 2021.



Main Cast

Additional Cast

Terence, Duck, Diesel, Daisy, Flying Scotsman, Oliver, Toad, Bulgy, Skarloey, Sir Handel, Peter Sam, Rusty, George, Stepney, Post Van, Cranky, Butch, Salty, Harvey, Elizabeth, Spencer, Rosie, Rocky, Whiff, Hiro, Charlie, Scruff, Belle, Flynn, Den, Dart, Norman, Sidney, Stafford, Luke, Owen, Merrick, Winston, Connor, Caitlin, Stephen, Millie, Marion, Reg, Glynn, Ryan, Skiff, Mike, Rex, Bert, Fergus Duncan, Hugo, Carly, Theo, Lexi, Merlin, Hurricane, Frankie, Duchess, Sonny, Kenji, Victor, Kevin, Cleo, Beresford, Farmer Finney, and Tom Tipper are likely to appear.


UK and AUS

US and CAN

  • Joseph May as Thomas
  • Kerry Shale as Gordon
  • Rob Rackstraw as James
  • Christopher Ragland as Percy
  • Jules de Jongh as Emily
  • Yvonne Grundy as Nia
  • Rachael Louise Miller as Rebecca
  • Teresa Gallagher as Annie and Clarabel
  • Keith Wickham as Sir Topham Hatt
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