J
1974Born, London
42Credits
John Hasler is an actor and voiceover artist.
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Known for
BraveAdditional Voices (voice)
Thomas & FriendsThomas (voice)
CasualtyLee Carter
Fireman SamJames / Professor Pickles (voice)
Thomas & Friends: Big World! Big Adventures! The MovieThomas (voice)2025WonderblocksCluck (voice) / Pour Milk (voice) / Backwards (voice) / Splat Red (voice) / Scoop Sand (voice) · 30 episodesShow
2021Thomas & Friends: Animal AdventuresThomas (voice)Movie
2021Thomas and Friends: The Super EngineThomas (voice)Movie
2020Fireman Sam: Norman Price and the Mystery in the SkyArnold / James (voice)Movie
2020Thomas & Friends: Marvellous MachineryThomas (voice)Movie
2020Thomas & Friends: Carnival Day!Thomas (voice)Movie
2020Thomas and Friends: The Royal EngineThomas (voice)Movie
2020Thomas & Friends: Steam Team to the RescueThomas (voice)Movie
2019CBeebies Prom: Off To The MoonMovie
2019Thomas & Friends: A Colourful WorldThomas (voice)Movie
2019Thomas & Friends: Digs & DiscoveriesThomas (voice)Movie
2019Thomas & Friends: Monkey Trouble!Thomas (voice)Movie
2018Fireman Sam: Set for Action!Arnold McKinnley / James Jones (voice)Movie
2018Thomas & Friends: Here Comes the Steam Team!Thomas (voice)Movie
2018Thomas & Friends: Big World! Big Adventures! The MovieThomas (voice)Movie
2018Thomas & Friends: On the Go with ThomasThomas / Troublesome Truck (voice)Movie
2018Thomas & Friends: Danger at the DocksThomas (voice)Movie
2017Thomas & Friends: Journey Beyond SodorThomas (voice)Movie
2017Thomas & Friends: Tales from the RailsThomas / Rheneas (voice)Movie
2017Fireman Sam: Alien Alert! The MovieArnold McKinley / James JonesMovie
2016Thomas and Friends: Ultimate Friendship AdventuresRheneas (voice)Movie
2016Thomas & Friends: Full Steam to the Rescue!Thomas (voice)Movie
2016Thomas & Friends: The Great RaceThomas / Rheneas (voice)Movie
2016Thomas & Friends: Bubbling BoilersThomas (voice)Movie
2015Go JettersFoz (voice) · 132 episodesShow
2015Thomas & Friends: Sodor's Legend of the Lost Treasure: The MovieThomas (voice)Movie
2015Thomas and Friends: The Adventure BeginsThomas (voice)Movie
2014Fireman Sam: Heroes of the StormJames / Arnold (voice)Movie
2014Toot the Tiny TugboatToot · 52 episodesShow
2014Mike the Knight: Journey to Dragon MountainMovie
2014Awesome Adventures: Party Surprise!James Jones (voice)Movie
2012BraveAdditional Voices (voice)Movie
201110 Arenas of MarwoodIrving CliffordMovie
2008Get Squiggling!76 episodesShow
1993The Legends of Treasure IslandJim Hawkins (voice) · 26 episodesShow
1987Fireman SamJames / Professor Pickles (voice), James (voice) · 51 episodesShow
1985T-Bag90 episodesShow
1984BreakoutStephenMovie
1984Thomas & FriendsThomas (voice) · 144 episodesShow
1938Sing for SweetieMovie
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