Season 43

Season 43 will begin airing on August 31st, 2039 in the UK and September 1st, 2040 in the US.

Characters
Thomas

Edward

Henry

Gordon

James

Percy

Toby

Oliver

Mavis

Daisy

Diesel

Bill and Ben

Bertie

Rex

Mike

Bert

'Arry and Bert

Molly

Dennis

Madge

Proteus

Hank

Flora

Colin

Paint Splattered Thomas

Characters Introduced
Noor Jellisous

Returnees
Nia

Rebecca

Sir Topham Hatt

Harold

Winston

Cranky

Ashima

Yong Bao

Porter

Salty

Rosie

Stafford

Merlin

Lexi

Theo

Frankie

Hurricane

Elizabeth

Murdoch

Trivia

 * This Season Marks the First Appearances of Elizabeth since The Great Discovery and Murdoch since the 12th Season Episode, Thomas Puts the Breaks On.
 * Elizabeth and Murdoch's First Appearances in full CGI.