Martin Moone is a young boy who relies on the help of his imaginary friend Sean to deal with the quandaries of life in a wacky small-town Irish family in the 1980's. Chris O'Dowd, David Rawle, Deirdre O'Kane, Clare Monnelly, Aoife Duffin, Ian O'Reilly, Sarah White Added on BritBox 2022-01-20. Youtube Trailer