Um Sang-hyun

Um Sang-hyun (엄상현, born on 29th December 1971) is a South Korean voice actor who provides voices for the South Korean dubs of Thomas and Friends Series 12(EBS)~24, Hero of the Rails redub, Misty Island Rescue, Day of the Diesels, Blue Mountain Mystery redub, King of the Railway and Big World! Big Adventures!.

He is best known for voicing Po from the "Kung Fu Panda" films, Sparx from "Astro Boy", Jimbo from "Sammy's Great Escape" and Rogi and various characters from "Tayo the Little Bus".

Voices

 * Edward Series 12~24, Hero of the Rails (redub), Misty Island Rescue, Day of the Diesels, Blue Mountain Mystery (redub), King of the Railway and Big World! Big Adventures! (EBS, KBS, Tooniverse and K.NET)
 * James Series 12~24, Hero of the Rails, Misty Island Rescue, Day of the Diesels, Blue Mountain Mystery, King of the Railway and Big World! Big Adventures! (EBS, KBS, Tooniverse and K.NET)
 * Percy Series 12~24, Hero of the Rails (redub), Misty Island Rescue, Day of the Diesels, Blue Mountain Mystery, King of the Railway and Big World! Big Adventures! (EBS, KBS, Tooniverse and K.NET)
 * Toby Series 12~15 only
 * Stephen
 * Victor Series 12~21, Hero of the Rails (redub), Misty Island Rescue, Day of the Diesels, Blue Mountain Mystery, King of the Railway and Big World! Big Adventures! (EBS, KBS, Tooniverse and K.NET)
 * Sir Topham Hatt - Series 16~24, Hero of the Rails (redub), Misty Island Rescue (redub), Day of the Diesels (redub), Blue Mountain Mystery (redub), King of the Railway (redub) and Big World! Big Adventures! (KBS and K.NET)