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Oli has been acting since he was seven years old and has already worked on Disney's 'My Friends Tigger and Pooh' as the voice of Lumpy the Heffalump, as well as 'Our Family' and 'The Basil Brush Show'.

His latest part is to play Nok Tok, one of the animated characters in CBeebies Waybuloo series.

Nok Tok is a one of four Piplings living in the world of Nara and is a blue bear-like character who represents wisdom.

This in itself is a major achievement for Oliver but what many of his audience don't know is that he has the life-threatening genetic disease cystic fibrosis. He records his lines in between going to school and trips to the clinic and loves being in the studio because it helps him forget his condition.

Nicola Haseler went to meet him: