Suggestions by @maxthecat67

Vincent Price

as Narrator in Thomas And Friends: Hero Of The Rails (1959)

Cary Grant and Katharine Hepburn

as Duke and Duchess of Boxford in Thomas And Friends: Hero Of The Rails (1959)

Margaret Sullavan

as Lady Hatt in Thomas And Friends: Hero Of The Rails (1959)

James Stewart

as Sir Topham Hatt in Thomas And Friends: Hero Of The Rails (1959)

Daws Butler

as Kevin in Thomas And Friends: Hero Of The Rails (1959)

Thurl Ravenscroft

as Victor in Thomas And Friends: Hero Of The Rails (1959)

Pinto Colvig

as Cranky in Thomas And Friends: Hero Of The Rails (1959)

Vincent Price

as Diesel in Thomas And Friends: Hero Of The Rails (1959)

Adriana Caselotti

as Emily in Thomas And Friends: Hero Of The Rails (1959)

Jimmy Durante

as Toby in Thomas And Friends: Hero Of The Rails (1959)

James Dean

as Percy in Thomas And Friends: Hero Of The Rails (1959)

Edgar Buchanan

as James in Thomas And Friends: Hero Of The Rails (1959)

Phil Harris

as Gordon in Thomas And Friends: Hero Of The Rails (1959)

Harry Stockwell

as Henry in Thomas And Friends: Hero Of The Rails (1959)

Henry Fonda

as Edward in Thomas And Friends: Hero Of The Rails (1959)

Sebastian Cabot

as Spencer in Thomas And Friends: Hero Of The Rails (1959)

Takashi Shimura

as Hiro in Thomas And Friends: Hero Of The Rails (1959)

Mickey Rooney

as Thomas in Thomas And Friends: Hero Of The Rails (1959)

Sam Rockwell

as Harold the Helicopter in Thomas And Friends: The Movie

Emma Stone

as Mrs. Percival in Thomas And Friends: The Movie