John Hasler is an actor and voiceover artist.
Oyuncu
| 2019 | Thomas & Friends: Steam Team to the Rescue as Thomas |
| 2019 | Thomas & Friends: Steam Team to the Rescue as Thomas |
| 2018 | Fireman Sam: Set for Action! as Arnold McKinnley / James Jones (voice) |
| 2017 | Thomas ve Arkadaşları Sodor'un Ötesine Yolculuk as Thomas (UK) (voice) |
| 2017 | Fireman Sam: Alien Alert! The Movie as Arnold McKinley / James Jones |
| 2016 | Thomas & Friends: Full Steam To The Rescue! as Thomas (UK) (voice) |
| 2016 | Thomas & Friends: The Great Race as Thomas (voice, UK) |
| 2015 | Thomas & Friends: Sodor's Legend of the Lost Treasure: The Movie as Thomas (voice) |
| 2014 | Mike the Knight: Journey to Dragon Mountain |
| 2011 | 10 Arenas of Marwood as Irving Clifford |
| 1984 | Breakout as Stephen |
| 1938 | Sing for Sweetie |
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