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John Hasler

John Hasler (born 21 April 1974) is an English actor. He is best known as T-Shirt in the children's television series T-Bag from 1985 to 1992, and for voicing Thomas the Tank Engine in the UK dub of the children's television series Thomas & Friends from 2015 to 2021. Hasler was the only cast member on T-Bag to remain with the show for its entire television run, starting as a young boy and leaving as a teenager. He has a child, Alice.

Known For

Credits

Cast Credits

Wonderblocks (2025)
Starring as Cluck (3 episodes)
Starring as Pour Milk
Starring as Backwards (2 episodes)
Starring as Splat Red (2 episodes)
Starring as Scoop Sand
Starring as Scoop Ice Cream
Starring as Cheer (2 episodes)
Starring as Pull
Starring as Grow Stem (3 episodes)
Starring as Split In Two
Starring as Pluck
Go Jetters (2015)
Starring as Foz (14 episodes)
Casualty (1986)
Guest starring as Lee Carter
T-Bag (1985)
Starring as T-Shirt
Thomas & Friends (1984)
Starring as Thomas
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