Suggestions by @ltathena

Stephanie Sheh

as Percy the Small Engine in Gallant Old Engine

Tracey Moore

as Percy the Small Engine in Gallant Old Engine

Terri Hawkes

as Percy the Small Engine in Gallant Old Engine

David Graham

as Percy the Small Engine in Gordon the Big Engine

Pamela Adlon

as Percy the Small Engine in Gordon the Big Engine

Stephanie Sheh

as Percy the Small Engine in Gordon the Big Engine

Terri Hawkes

as Percy the Small Engine in Gordon the Big Engine

Tracey Moore

as Percy the Small Engine in Gordon the Big Engine

David Graham

as Percy the Small Engine in Henry the Green Engine

Pamela Adlon

as Percy the Small Engine in Henry the Green Engine

Stephanie Sheh

as Percy the Small Engine in Henry the Green Engine

Tracey Moore

as Percy the Small Engine in Henry the Green Engine

Terri Hawkes

as Percy the Small Engine in Henry the Green Engine

David Graham

as Percy the Small Engine in Toby the Tram Engine

Pamela Adlon

as Percy the Small Engine in Toby the Tram Engine

Stephanie Sheh

as Percy the Small Engine in Toby the Tram Engine

Tracey Moore

as Percy the Small Engine in Toby the Tram Engine

Terri Hawkes

as Percy the Small Engine in Toby the Tram Engine

Stephanie Sheh

as Percy the Small Engine in Tramway Engines

Terri Hawkes

as Percy the Small Engine in Tramway Engines